Chemistry
State the terms:
(a) Substances whose atoms or molecules are arranged in a definite pattern.
(b) Different forms of an element found in the same physical state.
(c) The property by which atoms of an element link together to form long chain or ring compounds.
Carbon
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Answer
(a) Crystals
(b) Allotropy
(c) Catenation
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Related Questions
Write True or False against the following statements:
(a) Carbon constitutes 0.03% of the earth's crust.
(b) Graphite is the purest form of carbon.
(c) Coloured diamonds are costlier than colourless and transparent diamonds.
(d) Graphite has layers of hexagonal carbon bondings.
(e) Diamond is insoluble in all solvents.
Define the following terms:
(a) Allotropy
(b) Carat
(c) Crystal
(d) Catenation
Name the following:
(a) The hardest naturally occurring substance.
(b) A greyish black non-metal that is a good conductor of electricity.
(c) The third crystalline form of carbon.
Why is graphite a good conductor of electricity but not diamond?