In the modern periodic table, calcium (atomic number 20) is surrounded – InterviewSolution

InterviewSolution

1.	In the modern periodic table, calcium (atomic number 20) is surrounded by elements with atomic numbers 12, 19, 21, and 38. Which of these have physical and chemical properties resembling calcium?
Answer» SOLUTION :The elements withatomic NUMBER 12has same CHEMICAL properties as that of CALCIUM this is because both of them have same number of VALENCE electron (2)

Discussion

No Comment Found

Related InterviewSolutions

What is the name given to a pure substance with only one kind of atoms?
What is the difference between pure gold and 22 carat gold? Which type of gold is used for making ornaments ?
The term pH was coined by ______
Write the formula of the product formed when the element A (atomic number 19) combines with the element B (atomic number 17). Draw its electronic dot structure. What is the nature of the bond formed?
Which of the following metal is not found in a free state ?
Why are alcohols poor conductors of electricity ?
Which one of the following element is used as the standard for measuring the relativeatomic mass of an element in now a days?
The thickness of _______ increases in the electrorefming of copper
What do you think would happen when a mixture of iron filings and sulphur powder is heated ?
What is the formula of the next homologue of propene (C_3H_6)?