Chemistry The compound to which H2 does not add is Biphenyl ethylene Tetraphenyl ethylene Tetra –9 – phenanthrylethylene Tetra – a –naphthylethylene Biphenyl ethylene Tetraphenyl ethylene Tetra –9 – phenanthrylethylene Tetra – a –naphthylethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The inherited traits of an organism are controlled by RNA molecules nucleotides enzymes DNA molecules RNA molecules nucleotides enzymes DNA molecules ANSWER DOWNLOAD EXAMIANS APP
Chemistry The resources which can be used continuously, year-after -year are called Abiotic Renewable Biotic Non-renewable Abiotic Renewable Biotic Non-renewable ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silk fibre chemically is : Fat Cellulose Protein Carbohydrate Fat Cellulose Protein Carbohydrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of fertilizers ? Lead Aluminium Fluorine Potassium Lead Aluminium Fluorine Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aqueous solution of which of the following is a good conductor of electricity Acetic acid Glucose Ammonia Ammonium acetate Acetic acid Glucose Ammonia Ammonium acetate ANSWER DOWNLOAD EXAMIANS APP