List of top NanoScience Questions on Inorganic chemistry

Which of the following metals possesses the highest melting point?
Which of the following orbitals will have a radial node?
Match List-I with List-II:
List-IList-II
(A) Principal Quantum Number (n)(ii) 1, 2, 3,...
(B) Azimuthal Quantum Number (l)(iv) 0, 1, 2,... n - 1
(C) Magnetic Quantum Number (ml)(iii) 0, ± 1, ± 2, ± 3,..., ± 1
(D) Spin Quantum Number (s)(i) -1/2, +1/2

Choose the correct answer from the options given below:

Match List-I with List-II:
List-I (Type of Crystalline Solid)List-II (Example)
(A) Ionic(III) Sodium Chloride, NaCl
(B) Covalent(IV) Diamond, C
(C) Molecular(I) Methane, CH4
(D) Metallic(II) Copper, Cu
Choose the correct answer from the options given below:
Match List-I with List-II:
List-IList-II
(A) CCl4(i) Insecticide
(B) CF2Cl2(ii) Refrigerant
(C) CHI3(iii) Antiseptic for wounds
(D) CH2Cl2(iv) Propellant for aerosols
Which of the following arrangements does not represent the correct order of properties stated against it?
(A). V2+ < Cr2+ < Mn2+ < Fe2+: Paramagnetic behavior
(B). Zn2+ < Ni2+ < Cr2+ < Fe2+: Number of unpaired electrons
(C). Sc3+ < Ti3+ < V3+ < Cr3+ < Mn3+: Number of oxidation states
(D). Co2+ < Cr2+ < Mn2+ < Ni2+: Stability in aqueous solution
Choose the correct answer from the options given below:
Identify the correct statements with reference to VSEPR theory:
(A) Lone pairs cause more repulsion than double bonds,
(B) Double bonds cause more repulsion than a single bond,
(C) Single bonds cause more repulsion than a lone pair
The following species have an equal number of electrons. Arrange them in increasing order of their size:
(A). Ne
(B). Na+
(C). O2−
(D). F−
Choose the correct answer from the options given below:
Arrange the following in the order of increasing basic strength:
(A). NH3
(B). PH3
(C). AsH3
(D). BiH3
Choose the correct answer from the options given below: