Download App

The p-Block Elements — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistryThe p-Block Elements1 Mark
MCQ
The colour of blue glass is due to the presence of oxide of :
  • A
    Chromium
  • ✓
    Cobalt
  • C
    Gold
  • D
    Silver
✓

Answer

Correct option: B.
Cobalt
Cobalt is a very intense glass colorant and very little is required to show a noticeable amount of colour. Colour of Cobalt glass is blue.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from The p-Block Elements→The p-Block Elements — all question types→Chemistry STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

4 moles of A and 9 moles B react with each other according to following equation: A+2B$\rightarrow$ C then how many moles of C will form?
→
As the number of carbon atoms in a chain increases the boiling point of alkanes
→
A sample of gasoline contains $81\%$ iso-octane and $19\%$ $n-$ heptane. Its octane number will be
→
The major product formed in dehydrohalogenation reaction of $2 -$Bromo pentane is Pent$-2-$ene. This product formation is based on ?
→
Which of the following is not lewis base
→
The following reaction is performed at $298 \,K.$

$2NO(g) + O_2(g) \rightleftharpoons  2NO_2(g)$

The standard free energy of formation of $NO(g)$ is $86.6\, kJ/mol$ at $298 \,K.$ What is the standard free energy of formation of $NO_2(g)$ at $298\, K$ ? ($K_p = 1.6 \times 10^{12})$

→
The ionisation potential of a hydrogen atom is $-13.6\, eV$. What will be the energy of the atom corresponding to $n = 2$ ............... $\mathrm{eV}$
→
Coinage metals are present in
→
The solubility product for a salt of the type $AB$ is $4 \times 10^{-8}$. What is the molarity of its standard solution?
→
In which of the following process energy is absorbed ?
→