1
KCET 2023
MCQ (Single Correct Answer)
+1
-0

The composition of water gas is

A
$$\mathrm{CO}(g)+\mathrm{N}_2(g)$$
B
$$\mathrm{CH}_4(g)$$
C
$$\mathrm{CO}(g)+\mathrm{H}_2 \mathrm{O}(g)$$
D
$$\mathrm{CO}(g)+\mathrm{H}_2(g)$$
2
KCET 2023
MCQ (Single Correct Answer)
+1
-0

A $$30 \%$$ solution of hydrogen peroxide is

A
'30 volume' hydrogen peroxide
B
'10 volume' hydrogen peroxide
C
'50 volume' hydrogen peroxide
D
'100 volume' hydrogen peroxide
3
KCET 2021
MCQ (Single Correct Answer)
+1
-0

Permanent hardness cannot be removed by

A
using washing soda
B
Calgon's method
C
Clark's method
D
ion exchange method
4
KCET 2019
MCQ (Single Correct Answer)
+1
-0

Which of the following is not true regarding the usage of hydrogen as a fuel?

A
High calorific value
B
The combustible energy of hydrogen can be directly converted to electrical energy in a fuel cell
C
Combusion product is ecofriendly
D
Hydrogen gas can be easily liquefied and stored
KCET Subjects
EXAM MAP