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Chemistry

Chemistry
Which one element from below list is liquid at room temperature

Argon
Zinc
Lead
Bromine

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Chemistry
The chief constituent of vinegar is

Acetic acid
Oxalic acid
Formic acid
Salycylic acid

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Chemistry
PH value between 6.5-7.5 makes the soil

None of these
Neutral
Acidic
Basic

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Chemistry
Which one is the most reactive halogen

Fluorine
Bromine
Iodine
Chlorine

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Chemistry
"Paramagnetism" is the property of

Completely filled electronics subshells
Unpaired electrons
Paired electrons
Completely vacant electronic subshells

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Chemistry
Peroxyacetyl nitrate is a

Plant hormone
Vitamin
Secondary pollutant
Acidic dye

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MORE MCQ ON Chemistry

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