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Chemistry

Chemistry
The non-metal found in the liquid state is

Bromine
Nitrogen
Chlorine
Fluorine

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Chemistry
The main chemical constituent of clay is

silicon oxide
aluminium borosilicate
aluminium silicate
zeolites

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Chemistry
Which among the following is found in chlorophyll ?

Ca2+
Mg2+
Fe2+
A l3+

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Chemistry
Which of the following is a natural dye ?

Alizarin
Phenolphthalein
Crystal violet
Aniline blue

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Chemistry
The heat required to raise the temperature of body by 1 K is called

water equivalent
None of these
specific heat
thermal capacity

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Chemistry
Normal rainwater has a pH level of

5.6
8.3
6.3
3.2

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