Chemistry Which of the following is used in welding broken pieces of iron rails and machine parts? Solder None of these Aluminium sulphate Aluminium powder Solder None of these Aluminium sulphate Aluminium powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid rain destroys vegetations because it contains Nitric acid Sulphuric acid Ozone Carbon monoxide Nitric acid Sulphuric acid Ozone Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The increasing abundance of green house gases in atmosphere has led to the following effect except Global warming Oxygen fertilization effect Depletion of ozone layer in the stratosphere Carbon dioxide ferilization effect Global warming Oxygen fertilization effect Depletion of ozone layer in the stratosphere Carbon dioxide ferilization effect ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element absorbed both in cation and anion form is Calcium Nitrogen Phosphorus Sulphur Calcium Nitrogen Phosphorus Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chloroform can be used as Analgesic Antimalarial Anaesthetic Antibiotic Analgesic Antimalarial Anaesthetic Antibiotic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Suspension particles have the size between 10–5 – 10–7cm 10–1 – 10–2 cm 10–8 – 10–10cm 10–2 – 10–4 cm 10–5 – 10–7cm 10–1 – 10–2 cm 10–8 – 10–10cm 10–2 – 10–4 cm ANSWER DOWNLOAD EXAMIANS APP
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