Question

Q.Three elements ‘X’, ‘Y’ ad ‘Z’ having atomic numbers 11, 7 and 6 respectively react with oxygen to form their oxides.
(a) Arrange these oxides in increasing order of their basic nature.
(b) Give reason for your answer.

Answer 1

Answer:

1. Atomic number 11 is sodium and forms Na2O.

2. Atomic number 6 is carbon and forms CO2.

3. Atomic number 7 is nitrogen and forms NO2.

4. According to periodic table metallic character decreases left to right in a period,so the order of basicity is is Na>C>N

Explanation:

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Answer 2

Answer:

Explanation: Na>N>C