Q.

Consider the following statements about d - block elements
1. They are all metals.
2. All of them are not coloured.
3. They show variable valency.
4. Most of them form simple salts.
Which of the statements given above are correct?
(a)1 and 2
(b)1, 2, and 3 Right sign
(c)2 and 3
(d)3 and 4
Details:

Comments

No comment yet.

copyright 2014-2018 This site is powered by sNews | Login