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Chemical used in photography is

sodium sulphate
sodium sulphite
sodium thiosulphate
sodium oxalate

Answer: Option C

Similar Questions :

1. The main chemical constituent of clay is ?

aluminium silicate
zeolites
aluminium borosilicate
silicon oxide

Answer: Option A

2. How many different oxides are formed by nitrogen ?

two
three
four
five

Answer: Option A

3. Natural rubber is a polymer derived from ?

ethylene
propylene
isoprene
butadiene

Answer: Option C

4. The most abundant element in the earth's crust is ?

Aluminium
Nitrogen
Silicon
Oxygen

Answer: Option D

5. What is laughing gas ?

nitrous oxide
nitric oxide
nitrogen oxide
nitrogen peroxide

Answer: Option A

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