Chemistry When formaldehyde and potassium hydroxide are heated, we get Methane Ethyl formate Acetylene Methyl alcohol Methane Ethyl formate Acetylene Methyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a natural source of hydrocarbon? Petroleum Coal Mica Natural Gas Petroleum Coal Mica Natural Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following statements is not correct? Vulcanisation of rubber makes it Soft and flexible Withstand higher temperatures Strong and hard Chemical resistant Soft and flexible Withstand higher temperatures Strong and hard Chemical resistant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is filled in ballons because Its atomic number is 2 It is one of the constitutents of water It is lighter than air It is a noble gas Its atomic number is 2 It is one of the constitutents of water It is lighter than air It is a noble gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a lead storage battery is discharged, Lead is formed Lead sulphate is consumed SO2 is evolved Sulphuric acid is consumed Lead is formed Lead sulphate is consumed SO2 is evolved Sulphuric acid is consumed ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer is present in Ionosphere Stratosphere Exosphere Troposphere Ionosphere Stratosphere Exosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
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