Chemistry Acid rain' is caused due to air - pollution by Nitrous oxide and sulphur dioxide Carbon monoxide Methane Carbon dioxide Nitrous oxide and sulphur dioxide Carbon monoxide Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Now-a-days yellow lamps are frequently used as street lights. Which of the following gases is used in these lamps ? Sodium Nitrogen Hydrogen Neon Sodium Nitrogen Hydrogen Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The coloured discharge tubes for advertisement mainly contain Xenon Neon Helium Argon Xenon Neon Helium Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The important metal used with iron to produce stainless steel is Tin Carbon Chromium Aluminium Tin Carbon Chromium Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound used in pricklyheat powder to prevent excessive sweating is Sulphuric acid Boric acid Carbonic acid Phosphoric acid Sulphuric acid Boric acid Carbonic acid Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is found in Vinegar ? Butyric acid Formic acid Propionic acid Acetic acid Butyric acid Formic acid Propionic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
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