MM
Mashaal Masha
Oct 20, 2022
Choose the correct options for the following questions.
Which of the following does not occur in Free State?
Difficulty: Easy
A:
Nitrogen
B:
Phosphorous
C:
Oxygen
D:
Sulphur
Chemical formula of laughing gas is
Difficulty: Easy
A:
$\rm{NH_{4}}$
B:
$\rm{NO}$
C:
$\rm{N_{2}O}$
D:
$\rm{NO_{3}}$
$\rm{H_{3}PO_{3}}$ is a
Difficulty: Easy
A:
Weak reducing agent
B:
Strong reducing agent
C:
Weak oxidizing agent
D:
Strong oxidizing agent
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