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The form of carbon which is known as black lead is ………………… (b) The form of carbon which is used as a lubricant at high temperature is ……………… (c) Compounds of carbon with hydrogen alone are called
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01/10/2021 4:59 pm
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Fill in the following blanks with suitable words:
(a) The form of carbon which is known as black lead is …………………
(b) The form of carbon which is used as a lubricant at high temperature is ………………
(c) Compounds of carbon with hydrogen alone are called …………………..
(d) CnH2n is the general formula of ………………..
(e) Hydrocarbons having the general formula CnH2n-2 are called ……………………..
(f) Ethene and ethyne are examples of …………….. hydrocarbons.
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01/10/2021 5:00 pm
(a) Graphite
(b) Graphite
(c) Hydrocarbons
(d) Alkene
(e) Alkynes
(f) Unsaturated
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