TN State Board Samacheer Kalvi Online Test for 11th Std - Chemistry - English - p-Block Elements – I

Question 1 Of 10

As we go down the group ionisation energy

decreases increases becomes constant becomes zero

Question 2 Of 10

The compound used as a flux in metallurgy is

boron nitride boric acid borax boron tri oxide

Question 3 Of 10

The element with maximum electron affinity is

Flourine Chlorine Bromine Iodine

Question 4 Of 10

The most reactive element among halogens is

Flourine Chlorine Bromine Iodine

Question 5 Of 10

Producer gas is a mixture of

CO2 + H2 CO + H2O CO + H2 CO + N2

Question 6 Of 10

The geometry at which carbon atom in diamond are bonded to each other is

Tetrahedral hexagonal Octahedral None of these

Question 7 Of 10

Diamond and graphite are ______ of carbon.

Isotopes Isobars Isomers Allotropes

Question 8 Of 10

The compound that is used in nuclear reactors as protective shields and control rods is

Metal borides Metal oxides Metal carbonates Metal carbide

Question 9 Of 10

In organic benzene is

diborane borazole borax boric acid

Question 10 Of 10

The formula of Borax is

(i) only (i) & (ii) only (i) & (iii) only (iii) only

Tamil Nadu State Board ( Samacheer Kalvi ) Online Test based on Book Back Questions - 11th Standard Chemistry - English Medium - p-Block Elements – I

Samacheer Kalvi 11th Chemistry - p-Block Elements – I - Book Back Questions in English Medium