GENERAL KNOWLEDGE

GK

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
a + 2H2O
A
5.27 g
B
2.6 g
C
690 g
D
45 g
Explanation: 

Detailed explanation-1: -Therefore, 5.22g of Hydrogen is produced if 120 g of Sodium is available.

Detailed explanation-2: -Therefore, 7.42g of hydrogen gas produced.

Detailed explanation-3: -Sodium metal is the reducing agent as it reduces H2O and itself gets oxidised to form NaOH. Was this answer helpful?

Detailed explanation-4: -We need 0.2 g of hydrogen for 1.80 g of water.

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