- (A) MnO < MnO2 < Mn2O7
- (B) Mn2O7 > MnO2 > MnO
- (C) MnO2 > MnO > Mn2O7
- (D) MnO2 > Mn2O7 > MnO
Chemistry Mcqs
- (A) Nuclear charge
- (B) Atomic size
- (C) Shielding effect
- (D) I.E depends upon all of the above and nature of orbital
- (A) Hard water
- (B) Heavy water
- (C) Soft water
- (D) Water gas
- (A) Ionization energy
- (B) Atomic radii
- (C) Melting & boiling points
- (D) Atomic volume
- (A) Location of nucleus by Rutherford
- (B) Atomic number by Moseley
- (C) X-rays by Roentgen
- (D) Natural radioactivity by Henry Bacquerel.
- (A) Melting point of elements
- (B) Boiling point of elements
- (C) Ionization energy of elements
- (D) Coordination number of ions
- (A) Boron & Beryllium
- (B) Nitrogen & Phosphorous
- (C) Magnesium & Aluminium
- (D) Gallium & Helium
- (A) Same number of electrons in the valence shell
- (B) Similar physical state
- (C) Remarkable reducing properties
- (D) Homovalent (show same valency)
- (A) Acidic
- (B) Basic
- (C) Acidic and basic
- (D) Neutral and acidic
- (A) 2
- (B) 4
- (C) 8
- (D) 7
