SSC CGL 202251)What is the chemical name of saltpetre?
Potassium nitrate
SSC CGL 202252)What is the correct statement related to Avogadro?
Avogadro made a distinction between atoms and molecules.
SSC CGL 202253)Name an alkylbenzene widely used as a chemical intermediate in the production of phenol.
Cumene
SSC CGL 202254)The mass number of titanium is:
47.78
SSC CGL 202255)In which year did AEB de Chancourtois organize the elements by atomic weight, by graphing the elements around a cylinder with a circumference of 16 units, corresponding to the weight of oxygen (O)?
1862
SSC CGL 202256)Which of the following is known as ‘Plaster of Paris’?
2CaSO4⋅H2O
SSC CGL 202257)When a magnesium ribbon is burnt in oxygen, it gets converted to ______.
magnesium oxide
SSC CGL 202258)What is the suffix for -OH group according to IUPAC?
-ols
SSC CGL 202259)What is the chemical formula of vinegar?
CH3COOH