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Chemistry

Chemistry
0.01 mole of NaOH is added to 10 liters of water. The pH of water changes by

7
4
6
3

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Chemistry
Atomic number is the number equal to

Protons
Neutrons
Electrons
None of these

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Chemistry
The nuclear particle having no mass and no charge, but only spin is

Meson
Electron
Proton
Neutrino

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Chemistry
Organic compounds are

Covalent compounds
Interstitial compounds
Co-ordination compounds
Ionic compounds

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Chemistry
An emulsion is a colloid of a

Gas in a liquid
Gas in a solid
Liquid in a gas
Liquid in a liquid

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Chemistry
The metals commonly used for electroplating are

Chromium, Copper and Nickel
Gold, Sodium and Potassium
Gold, Sodium and Chromium
Nickel, Lead and Chromium

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