McQ

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1.
Phosphorous
Bromine
Chlorine
Helium
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Labels: Science

LPG consists of mainly
Chlorophyll is a naturally occurring chelate compound in which central metal is?
Brass gets discolored in air because of the presence of which of the following gases in air?
Which of the following is a non metal that remains liquid at room temperature?
The filament of an electric bulb is made of
In fireworks, the green flame is produced because of
Sodium metal is kept under
What is laughing gas?
Marsh gas is
Chlorophyll is a naturally occurring chelate compound in which central metal is

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