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This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which series of lines of the hydrogen spectrum lies in the visible region? |
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Answer» balmer series lies of hydrogen spectrum lies in visible region Balmer series |
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| 2. |
What happen when egg shell is added to nitric acid? |
| Answer» It gives out Carbon dioxide, Calcium nitrate and Water. Since egg shell is made up of calcium carbonate. | |
| 3. |
How many atom of each type is present in 0.6 mil of calcium carbonate |
| Answer» 0.6NA of calcium ; 0.6NA of carbon and 1.8NA of oxygen here NA is 6.022*10 Ka power 23 | |
| 4. |
Anyone explain me about molar mass in detail. |
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Answer» Molar mass is the sum total of all the molecular weight present in any of the solution . Hlo Nancy Hii Thanks Molar mass is simply mass of 6.022*10 Ka power 23 of atom or particles or molecules or any entities. |
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| 5. |
Bhor modal |
| Answer» | |
| 6. |
10th compertmnt exam kb honge |
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Answer» I think in august vo nhi pta... Result July may.. |
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| 7. |
Which board is better state or cbse for jee or neet |
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Answer» Cbse because in jee or neet we want knowledge and cbse give it He is asking for JEE or NEET For mark state and for knowledge cbse CBSE |
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| 8. |
What is non stichometric compounds? |
| Answer» Non-stoichiometric compounds are usually caused by compounds with non-integral coefficients or varying ratios of atoms. Their ratios cannot be defined by integral numbers, and therefore they defy the law of definite proportionsI don\'t have book so I read whole thing from Google so I make answer by my own and some words of google | |
| 9. |
Carbondioxide is iso-structural with ------------- |
| Answer» It\'s C2H2. Because CO2 is linear structure | |
| 10. |
Is it important to take admission in kota for jee and neet? |
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Answer» Yaa...She is right ...it basically varies from student to student And Taking stress and all that just depends upon mentality of student No Listen .. there are a lot of students who complete their courses from kota by hard work and got a successful carrer now ... so you can\'t say like this for such a great institution. Boss** I am bose .... it is not compulsory that every student take stress over there Nope..... Rather the place will make you depressed... No .. its not compulsory .. but yeah .. it depends on your intrest that where do you want to take admission .. there are many other institutions also ... like ● Akash Institute ● lakshya institute ● Bansal institute etc. |
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| 11. |
difference between orbit and orbital? |
| Answer» Orbit is the shell subshells are parts of shells and further orbital are the parts of sub shells. Orbit are always positive while orbital can be negative also. | |
| 12. |
Whaf is NORMALITY? |
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Answer» Thanks Normality is defined as number of gram equivalents of the solution dissolved per liter of the solution. What* |
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| 13. |
What is limiting regent |
| Answer» The reactant which reacts completely in the reaction is called limiting reactant or limiting reagent. | |
| 14. |
Difference between molecule and partical |
| Answer» Atoms are the smallest pieces of matter; they are made of particles. When atoms are grouped together, these groups are called molecules | |
| 15. |
Third member of alkenynes has molecular formula? |
| Answer» Yes third member of alkenyens has molecular formula it\'s | |
| 16. |
What is normality? |
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Answer» Normality=molality/molarity Number of mole equivalent per litre squre Hi Normality is defined as number of gram equivalents of the solution dissolved per liter of the solution. |
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| 17. |
A compound na2co3.xh2o was heated such that it looses 40% of its mass then find out the value of x. |
| Answer» | |
| 18. |
Density of 6 molar solution of Nacl is 2.5 g/ml calculate molality and normality of the solution |
| Answer» | |
| 19. |
Which is the best reference book for chemistry? |
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Answer» Pardeep S.L Arora is best *Ncert is enough Every is enough I think arihant is good pardeep |
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| 20. |
What is a least precise no.? |
| Answer» 7.90625 | |
| 21. |
Energy of particles when passed through electric field .. |
| Answer» | |
| 22. |
The number of litres of air required to burn 8 litres of C2H2 is approximately |
| Answer» 100 litres | |
| 23. |
Calculate molarity of 5 molal aqueous solution of NaCl having density 1.25 gram per ml |
| Answer» | |
| 24. |
Why the electronic energy in an atom always negative?? |
| Answer» Electronic energy constitutes electron and the charge of electron is negative | |
| 25. |
Which has higher bond energy and strong bond |
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Answer» Ionic Metallic bond |
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| 26. |
S p bond kya hata ha |
| Answer» | |
| 27. |
my score is sst 100hindi 96science 96maths 99english 93 |
| Answer» Gr8? | |
| 28. |
My marks is less in science amd maths i got it 72.6 |
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Answer» I got centum I got 95 in maths |
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| 29. |
Hey friends can I give exam again of 1 sub. |
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Answer» Bahi de dia apa donu chala ga Yes if you have compartment in that subject |
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| 30. |
Hello friends ... result aa gyaa .... 99.8 % highest hain |
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Answer» My marks 95%hai Ha...sorry it isnt fake Kitni percentage par pcm milti hain main to yaar kaoi ki pcb main hoon Mujhe bhi lagaa ... kiukii jub maine apnaa result dekhna chaha .. to aaya hi nhi ??? Fake I Can\'t l believe |
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| 31. |
What is the oxidation no of Fe in FeSO4(NH4)2SO4.6H2O? |
| Answer» | |
| 32. |
S8+8O2 -8SO2 , and 2SO2 +O2-2SO3 how many gram of SO3 are produced from 1mole S8 |
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Answer» So sorry for a very bad answer quality .... I was answered it in proper manner but when i post the answer ... then ...it become like this ???... but if you found any doubt in any step then you can ask freely ??☺☺ We can solve it as ....1mole of S8 gives = 8 moles of SO2 Now , From second reaction : 2moles of SO2 produces = 160g of SO3 (molar mass of 2 moles of SO3 ) 8moles of SO2 prodeuces = (160/2 ) ×8 = 640g I think it\'s answer is 640g of SO3 Result |
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| 33. |
Hello friends ..I want to know that ...here all the students are of 11th standard ???? |
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Answer» Ohhhhhhh ....thanks @vishal pathak Nothing special is there @Niti,,Its a feature of Keyboard..U can avail it from playstore.. Yeah...? @vishal pathak ... the way of ur answering is really very unique ... how do you did this ???? From** I am Indian and I am fom north india ßŶ ŤĤĔ ŴÁŶ , ŴĤĔŔĔ Ŕ Ú ŦŔoM? Yaa..Most of us ..i think |
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| 34. |
I love study but kuch time study karne ke baad mann nahi lagta eske liye koi tips btao aap |
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Answer» U should take rest in between your study Uss samay ke liye padho hi mat na...Agar jyada der man nahi lagta to,,kam se kam 1/2 ghante padhne ke koshish karo,Fir break lello..Bass aise he karte chalo...Mann bhi lagega,,padhai bhi ho jayege... Sunn bhai phele koi essa time dekh jisme tera concentration Jada hota haiFir kya karke apna target set kar ki do ya 3 topic khatam karna haiFir jab tak khatam nahi hota tab kar padh aur koi distraction hai tho think about your parents and the day you will succeed imagine their happiness and get back to work You can play games for some time |
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| 35. |
Pressure of 1g of an ideal ga |
| Answer» 2Bar | |
| 36. |
hloooo... |
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Answer» Have u any question for us Oye Shristi ...?? Hello??☺☺ |
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| 37. |
What is quantum theory ? |
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Answer» Quantum theory , so called a theory of Quantum Mechanism . Basically , it is that type of theory which directly contradicts the possibilities of everything . It makes everything wrong and everything possible and doesn\'t follow any theory . For example :- I\'m in my house using phone and I can\'t be present at any other place in the world . But this theory says that it is possible that I\'m using my phone any I may be present at other place also at the same time . So it\'s quite complicated ... Yaa..the same Continuous generation of radiant energy that is the energy may be emitted or absorbed in any value from infinitely large I think it states that,When any charge particle accelerates , it loses some energy in the form of RADIATION. |
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| 38. |
Which d-orbital does not have four lobes and what is its shape called? |
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| 39. |
Which has more entropy solid piece of iron or magnetic piece of iron? Give reasons |
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Answer» Footballs Magnetic piece of iron |
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| 40. |
Why protons are held together in the nucleus irrespective of their same charge? |
| Answer» because there exists strong nuclear force which is charge independent and neutrons too bind them in the nucleus | |
| 41. |
Element is most dependent on the shielding effect? |
| Answer» Yes | |
| 42. |
Homogeneous mixture |
| Answer» A mixture which is uniform throughout and have only one phase is called homogeneous mixture | |
| 43. |
Calculate thrle no. of electron present in 360g water (H2O) |
| Answer» | |
| 44. |
Calculate the no. of \'N\' atoms present in 100g of N2O4 ? |
| Answer» | |
| 45. |
what is stochiometry ? how i solve the numericals of these because yet they are tough too much. |
| Answer» | |
| 46. |
Calculate the volume occupy at NTP by 4.4 g of CO2 ( atomic no.-C-6,O-8) |
| Answer» 4.48litres | |
| 47. |
Calculate the volume ofcupy at NTP by 4.4g of CO2 (atomic no. C-6,O-16) |
| Answer» | |
| 48. |
Calculate number of \'N\' atom present in 100g of N2O4 at NTP |
| Answer» | |
| 49. |
Define normality |
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Answer» The no. of moles dissolve per litre of solution It is the number of moles of solute present per litre of the solvent It is the number of moles absolute 7 |
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| 50. |
How are 0.50 mole sodium carbonate and 0.50 molarity sodium carbonate different |
| Answer» | |