Question

A.
Q.4 Fill in the blanks with the correct word from the brackets:
15
1. The bond between two elements in group 17[VILA) of the periodic table is likely to be [ionic/covalent
2. In the reaction of Cl2 + 2K12KCI + I, the conversion of 21 to 12 is deemed as - [oxidation/reduction
3. The covalent molecule containing three single covalent bonds is
[water/ methane / ammonia).
4. The molecule of water combines with a
[hydrogen atom/ proton/
hydrogen molecule) to form a hydronium ion.
5. For formation of an electrovalent bond between elements 'X' and 'Y' which are a metal and non-
metal respectively, X should have a [high/low] ionization potential and 'Y' a
[high/low] electron affinity.
B.
weten of the following elements are given.
151

Answer 1

Answer:

1. covalent bond

2.oxidation

3.ammonia

4.hydrogen atom

5. don't know