The alkyl group can be represented by the general formula
The alkyl group can be represented by the general formula A. CnH2n+1 B. CnH2n C. CnH2n+2 D. CnH2n-2…
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Alloys are best prepared by
Alloys are best prepared by A. Electroplating B. Arc-welding C. Reducing and mixture of their metallic oxide D.…
Transition metals possess variable oxidation states because they have
Transition metals possess variable oxidation states because they have A. Electrons in the d orbitals B. Electron in…
Sodium metal is always kept under oil because it
Sodium metal is always kept under oil because it A. Readily reacts with water B. Is reduced by…
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Carbon is tetravalent because A. The electrons in both the 2s and 2p orbitals are equivalent B. The…
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Aluminium hydroxide is used in the dyeing industry as a A. Salt B. Dye C. Mordant D. Dispersant…
Which of the following gases can be collected by the method of downward delivery?
Which of the following gases can be collected by the method of downward delivery? A. Chlorine B. Oxygen…
When steam is passed over red-hot carbon, the substances produced are
When steam is passed over red-hot carbon, the substances produced are A. Hydrogen and trioxocarbonate (IV) acid B.…
Which of the following shows little or no net reaction when the volume of the…
Which of the following shows little or no net reaction when the volume of the system is decreased?…