Question

EXERCISE 73 Correct the following sentences: 1. He did not read novel I gave him last year. 2. What a kind of flower is it? 3. He is a better speaker than a writer. 4. January is a first month of a year. 5. Fifth chapter is not interesting. 6. The light travels faster than the sound. 7. He would sooner die than tell lie. 8. Australia is the largest island in world. 9. Who is a best boy in class? 10. 'Arabian Nights is perhaps the best story book EXERCISE 74. Correct the following sentences

Good Ebening Tanvi
(~‾▿‾)~​

Answer 1

Answer:

We all know that the valency is the number of outermost electrons of the atom. It states the combining capacity of the atom. Therefore, the valency of Magnesium is 2.