Activated charcoal is used to remove colouring matter from pure substances.
Activated charcoal is used to remove colouring matter from pure substances.It works by Options (a) oxidation (b) reduction (c) bleaching…
6 years ago
KA2005
The standard electrode potential is measured by
The standard electrode potential is measured by Options (a) electrometer (b) voltmeter (c) pyrometer (d) galvanometer Correct Answer: voltmeterExplanation:No explanation…
6 years ago
The carbon dioxide is transported via blood to lungs mostly
The carbon dioxide is transported via blood to lungs mostly Options (a) in combination with haemoglobin only (b) dissolved in…
6 years ago
Which of the following is a disease resistant, high yielding breed of poultry
Which of the following is a disease resistant, high yielding breed of poultry developed in karnataka? Options (a) Aseel (b)…
6 years ago
Soil conservation is a practice in which
Soil conservation is a practice in which Options (a) soil is protected from being carried away by wind and water…
6 years ago
A compound,containing only carbon,hydrogen and oxygen,has a molecular weight
A compound, containing only carbon,hydrogen and oxygen, has a molecular weight of 44. On complete oxidation it is converted into…
6 years ago
The reaction in which phenol differs from alcohol is
The reaction in which phenol differs from alcohol is Options (a) it undergoes esterification with carboxylic acid (b) it reacts…
6 years ago
A gas decolourised by KMnO₄ solution but gives no precipitate with ammoniacal cuprous
A gas decolourised by KMnO₄ solution but gives no precipitate with ammoniacal cuprous chloride is Options (a) ethane (b) methane…
7 years ago
Amongest the following,the compound that can most readily get sulphonated is
Amongest the following,the compound that can most readily get sulphonated is Options (a) Benzene (b) toluene (c) Nitrobenzene (d) chlorobenzen…
7 years ago
Which one of the following dfects in the crystals lowers its density
Which one of the following dfects in the crystals lowers its density Options (a) Frenkel defect (b) Schottky defect (c)…
7 years ago