Chemistry-Objective Related Question Answers
1026. What is another name of Methyl alcohol or methanol?
Wood spirit
1027. What is another name of Alkenes?
Olefins
1028. Unsaturated hydrocarbons with triple bond?
Alkynes
1029. What is the end product of hydrolysis of protein?
Amino acids
1030. What is the name of the gas used in the preparation of polythene?
Ethylene
1031. Write a carbohydrate insoluble in water:?
Starch
1032. Which is the hardest form of carbon; whose crystals are octahedral in shape?
Diamond
1033. Milk protein is known as?
Caesin
1034. The sugar contained in honey is?
Fructose
1035. The hard; plastic covers of telephones are made of polymers?
Phenol - formaldehyde
1036. Lead pencils are made of?
Graphite - an allotrope of carbon
1037. The substances which burn and supply energy are called?
Fuels
1038. Which is the main constituent of natural gas?
Methane
1039. Which substance is obtained when coal is heated in the absence of air?
Coke
1040. Coal containing a large amount of carbon is?
Anthracite
1041. What is the colour of crude petroleum?
Brown
1042. The process of damage of metals by the action of any medium from its surroundings is called?
Corrosion of metals
1043. The measure of the acidic or basic character of a liquid or solution is the?
pH value.
1044. The pH scale was introduced by?
Sorrenson.
1045. pH value generally starts from 0 and ends at 14. Neutral solution have?
pH 7.
1046. Acidic solutions have pH?
less than 7
1047. Basic solutions have pH?
greater than 7
1048. What is meant by ignition temperature?
The temperature at which a fuel starts burning when heated is called ignition temperature.
1049. How can petroleum be purified?
Fractional distillation
1050. Which is the main constituent of petroleum gas?
Butane
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