Question

1. FILL IN THE BLANKS :
A. THE TENDENCY OF AN ELEMENT TO EXIST IN TWO OR MORE FORMS BUT IN THE SAME PHYSICAL STATE IS CALLED ________ .


2. B. CARBON FORMS INNUMERABLE COMPOUNDS BECAUSE ???

3. TRUE AND FALSE
COLOUR DIAMONDS ARE COSTLIER THAN COLORLESS AND TRANSPARENT DIAMONDS .​

Answer 1

Answer:

1) allotropy

2) carbon atoms can form long chains

3) false

Explanation:

2) this property called as catenation

3) color diamonds are cheaper

Answer 2

Answer:

Explanation:

1)allotropy

2) Carbon forms innumerable compounds because (i) it has four electrons in its outermost shell. ... (iii) carbon atoms can form long chains. (iv) it combines with other elements to form covalent compounds. Answer: (iii) carbon atoms can form long chains.

3) false