Assertion and reason: structure

Exercise and reference answers

Questions

1. Reason

   Length, angle, enthalpy, order and polarity all shape how it behaves.

   Verdict

   Both are true; the reason explains the assertion.

   Assertion

   Bond parameters matter for a compound's properties.

2. Reason

   More shared pairs pull the bonded atoms closer together.

   Verdict

   Both are true; the reason explains the assertion.

   Assertion

   A triple bond is shorter than a single bond.

3. Reason

   Several structures are written on one skeletal arrangement.

   Verdict

   The assertion is false and the reason is true.

   Assertion

   Resonance means the molecule oscillates.

Explanation