Chemistry Fill in the blanks Set 18

Chemistry Fill in the blanks Set 18

1. _____ is the symbol of Vanadium.
Ans: V
 
2. Two or more elements combine in a fixed ratio by mass to form a _______
Ans: compound
 
3. Sulphur combines with Oxygen to form ________
Ans: Sulphur dioxide
 
4. A compound has a _______ melting and boiling point.
Ans: fixed
 
5. Waxes are ________ compounds.
Ans: organic
 
6. Lime stone is used in the preparation of ______
Ans: chalk pieces
 
7. Table salt is an essential component to preserve ______
Ans: meat and fish
 
8. _______ is used in the manufacture of cement and glass.
Ans: quick lime
 
9. The valency of Fe in Fecl2 is ______
Ans: 2
 
10. Elements which do not combine with other elements have _________ valency.
Ans: zero