Which of the following order are correct ? `{:((a)TiH_(2) lt BeH_(2) lt CaH_(2)-"Electrical conductance ",(b)LiH lt NaH lt CaH-"Ionic character",,,),((c)F-F- lt H-H lt D-D-"Bond dissociation enthalpy",(d)H_(2)O lt MgH_(2)lt NaH-"Reducing character",,,):}`A. `(a),(b)` and `(c)`B. `(b),(c )` and `(d)`C. `(a),(c )` and `(d)`D. `(a),(b),(c )` and `(d)`

Which of the following order are correct ? `{:((a)TiH_(2) lt BeH_(2) l

1.	Which of the following order are correct ? `{:((a)TiH_(2) lt BeH_(2) lt CaH_(2)-"Electrical conductance ",(b)LiH lt NaH lt CaH-"Ionic character",,,),((c)F-F- lt H-H lt D-D-"Bond dissociation enthalpy",(d)H_(2)O lt MgH_(2)lt NaH-"Reducing character",,,):}`A. `(a),(b)` and `(c)`B. `(b),(c )` and `(d)`C. `(a),(c )` and `(d)`D. `(a),(b),(c )` and `(d)`
Answer» Correct Answer - 2 `(1)BeH_(2) lt CaH_(2) lt TiH_(2)`

Discussion

No Comment Found

Related InterviewSolutions

Hydrogen molecule differs from chlorine molecule in the following respect `:`A. hydrogen molecule is non-polar but chloride molecule is polar.B. hydrogen molecule is polar while chlorine molecule is non-polar.C. hydrogen molecule can form intermolecular hydrogen bonds but chloride molecule does not.D. hydrogen molecule cannot participates in co-ordinate bond formation but chlorine molecule can.
`H_(2)O_(2)` restores the colour of old lead paintings, blackened by the action of `H_(2)S` gas by :A. converting `PbO_(2)` to PbB. by oxidising PbS to `PbSO_(4)`C. converting `PbCO_(3)` to PbD. oxidising `PbSO_(3)` to `PbSO_(4)`
Temporaty hardness of water is caused due to the presence ofA. `CaSO_(4)`B. `CaCl_(2)`C. `CaCO_(3)`D. `Ca(HCO_(3))_(2)`
The smog is essentially caused by the presence of `:`A. `O_(2)` and `N_(2)`B. `O_(3)` and `N_(2)`C. Oxides of sulphur and nitrogenD. `O_(2)` and `O_(3)`
`H_(2)O_(2)` is :A. an oxidising agentB. both oxidising and reducing agentC. reducing agentD. none of the above
`H_(2)O_(2)` is always stored in black bottles becauseA. it is highly unstableB. its enthalpy of decomposition is highC. it undergoes auto-oxidation on prolonged standing in lightD. none of the above
In acidic medium ,` H_(2)O_(2)` acts as a reducing agent in its reaction with `:`A. `FeSO_(4)`B. `KMnO_(4)`C. `K_(2)MnO_(4)`D. `K_(4)[Fe(CN)_(6)]`
Hydrogen peroxide acts both as an oxidising and as a reducing agent depending upon the nature of the reacting species. In which of the following cases `H_(2)O_(2)` acts as a reducing agent in acid medium ?A. `MnO_(4)^(-)`B. `SO_(3)^(2-)`C. `KI`D. `Cr_(2)O_(7)^(2-)`
Ionic hydrides is/are usually :A. good electrical conductors when solidB. easily reducedC. good reducing agentsD. liquid at room temperature
Ionic hydrides are formed by :A. transition metalsB. elements of very high electropositivityC. elements of very low electropositivityD. metalloids

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment