The oxidation state of I in H₄IO₆⁻ is
The oxidation state of I in H₄IO₆⁻ is Options (a) 1 (b) -1 (c) 7 (d) 5 Correct Answer: 7Explanation:No…
7 years ago
Chemistry
The number of moles of acidified KMnO₄ required to oxidise one mole
The number of moles of acidified KMnO₄ required to oxidise one mole of ferrous oxalate (FeC₂O₄) is Options (a) 5…
7 years ago
The indicator used in the titration of iodine against sodium thiosulphate is
The indicator used in the titration of iodine against sodium thiosulphate is Options (a) starch (b) K₃ [Fe(CN)₆] (c) K₂CrO₄…
7 years ago
In which of the following reaction Kp > Kc
In which of the following reaction Kp > Kc Options (a) PCl₃ + Cl₂ → PCl₅ (b) N₂ + 3H₂…
7 years ago
A mixture of two moles of carbon monoxide and one mole of oxygen
A mixture of two moles of carbon monoxide and one mole of oxygen, in a closed vessel is ignited to…
7 years ago
Which of the following reaction is endothermic
Which of the following reaction is endothermic Options (a) N₂ + O₂ → 2NO (b) H₂ + Cl₂ → 2HCl…
7 years ago
The molecular geometry of BF₃ is
The molecular geometry of BF₃ is Options (a) tetrahedral (b) pyramidal (c) square plannar (d) trigonal plannar Correct Answer: trigonal…
7 years ago
All the s-block elements of the periodic table are placed in the groups….
All the s-block elements of the periodic table are placed in the groups.... Options (a) IA and IIA (b) IIIA…
7 years ago
The long form of periodic table is based on
The long form of periodic table is based on Options (a) mass of the atom (b) atomic number (c) shapes…
7 years ago
The ratio of charge and mass would be greatest for
The ratio of charge and mass would be greatest for Options (a) proton (b) electron (c) neutron (d) alpha Correct…
7 years ago