From which group to group 12 of the long periodic table are the transitional elements located?

Write whether the following statement is True or False : The electrical conductivity of solid NaCl is greater than the electrical conductivity of fused NaCl.

In which group of the long periodic table, elements of all three physical states - gaseous, liquid and solid are present? [1] OR To which group of the long periodic table do the alkali metals belong? [1]

Arrange F, I, Br, CI in decreasing order of electronegativity

'Kilowatt-hour' is the unit of which physical quantity?

What is the unit of electrical conductance? [1] OR What are the constituents of fuse wire? [1]

What is the SI unit of electric charge?

During electrolysis (a) oxidation occurs at the cathode and reduction occurs at the anode (b) oxidation occurs at both the electrodes (c) reduction occurs at both the electrodes (d) reduction occurs at the cathode and oxidation occurs at the anode.

Acetic acid is a weak electrolyte because in an aqueous solution acetic acid is (a) non-conductor of electricity (b) completely dissociated (c) partially dissociated (d) not dissociated

The order of oxidising properties of Cl (17), I(53), F(9), Br(35) belonging to group 17 of long periodic table is (a) F < Cl < Br < I (b) Cl > I > F > Br (c) Cl > F > Br > I (d) F > Cl > Br > I

Number of groups in the long periodic table is (a) 9 (b) 13 (c) 18 (d) 19

If the resistance (R) of the conductor and time of flow of current in the conductor (t) remain unchanged, the relation between the heat produced (H) the conductor and flow of current (l) is (a) H ∝ I (b) H ∝ (c) H ∝ I2 (d) H ∝