Question Detail

Chemical used in photography is

sodium sulphate
sodium sulphite
sodium thiosulphate
sodium oxalate

Answer: Option C

Similar Questions :

1. Biogas majorly contains ?

Ethane
Methane
Hydrogen
CO

Answer: Option B

2. Atomic number of an element gives

the number of nucleons in its atom
the number of electrons in its atom
the weight of the atom of the element
the total number of elementary particles in its atom

Answer: Option B

3. What is extracted from Bauxite ?

Mica
Aluminium
Copper
Tin

Answer: Option B

4. Identify the wrong statement in the following

Atomic radius of the elements increases as one moves down the first group of the periodic table
Atomic radius of the elements decreases as one moves across from left to right in the 2nd period of the
Amongst isoelectronic species, smaller the positive charge on the cation, smaller is the ionic radius
Amongst isoelectronic species, greater the negative charge on the anion, larger is the ionic radius

Answer: Option C

5. The luster of a metal is due to :

high polishing
high density
chemical inertness
presence of free electrons

Answer: Option D

Read more from - Chemistry Questions Answers