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Chemistry

Chemistry
Basicity of boric acid, H3BO3 is

2
4
3
5

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Chemistry
‘Aerosol’ is known as

Microbes, present in air
Suspended solid particles in air
Green house gas present in air
Pollutant gas, present in air

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Chemistry
The most abundant rare gas in the atmosphere is

Ar
Ne
Xe
He

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Chemistry
Who is known as the 'father of modern chemistry'

Antoine Lavoisier
John Dalton
Democritus
Robert Boyle

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Chemistry
The temperature of oxy-acetylene flame is around

2800°C
3200°C
3600°C
4000°C

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Chemistry
The molecule which has the highest percentage of ionic character among the following is

HCI
HBr
HI
HF

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MORE MCQ ON Chemistry

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