Question

E. Answer in brief. 1. Give two characteristics of each of the following: a. Electron b. Proton C. Neutron 2. Define the following terms. a. Valency b. Atomicity Anions C. 3. Define radicals. 4. What are ions? Give some examples. 5. What is variable valency? Give two examples of the elements that exhibit variable valency.
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Answer 1

Answer:

1 a) Electron- electrically charged.

b) Proton - positively charged.

c) Neutron- negatively charged

2 a combining Capiticiy of an element

b The combining atoms in an element with positive charge

3 a group of atoms acting as a compound.

4 the positive charged molecules.

5 atoms whose valency keeps on varying.

two examples are:copper and mercury.

Hope it helps u