Fill in the blanks:
$(1)$ Only $..........$ element of group $-6$ forms hydride.
$(2)$ $..........$ is used as a moderator in nuclear reactors.
$(3)$ The three-dimensional arrangement in ice occurs due to $..........$ bonding.
$(4)$ $..........$ method is used to obtain $H_2O_2$ from $2-$ethylanthraquinol.
$(1)$ Only $..........$ element of group $-6$ forms hydride.
$(2)$ $..........$ is used as a moderator in nuclear reactors.
$(3)$ The three-dimensional arrangement in ice occurs due to $..........$ bonding.
$(4)$ $..........$ method is used to obtain $H_2O_2$ from $2-$ethylanthraquinol.
(A) $(i)$ $Cr$
$(ii)$ $D_2O$ (Heavy water)
$(iii)$ Hydrogen
$(iv)$ Auto-oxidation
$(ii)$ $D_2O$ (Heavy water)
$(iii)$ Hydrogen
$(iv)$ Auto-oxidation
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Similar Questions
The order $H_2O < H_2O_2$ is correct for which of the following properties?
Difficult
View SolutionMatch the following and identify the correct option. $a. CO_{(g)} + H_{2(g)}$ $i. Mg(HCO_3)_2 + Ca(HCO_3)_2$ $b. \text{Temporary hardness of water}$ $ii. \text{An electron deficient hydride}$ $c. B_2H_6$ $iii. \text{Synthesis gas}$ $d. H_2O_2$ $iv. \text{Non-planar structure}$
| $a. CO_{(g)} + H_{2(g)}$ | $i. Mg(HCO_3)_2 + Ca(HCO_3)_2$ |
| $b. \text{Temporary hardness of water}$ | $ii. \text{An electron deficient hydride}$ |
| $c. B_2H_6$ | $iii. \text{Synthesis gas}$ |
| $d. H_2O_2$ | $iv. \text{Non-planar structure}$ |
MediumNEET 2020
View SolutionMatch the correct option from Column $-A$ and Column $-B$.
Column $-A$ Column $-B$ $(1).$ Calgon $(a).$ $D_2O$ $(2).$ Perhydrol $(b).$ Zeolite $(3).$ Heavy water $(c).$ Sodium hexametaphosphate $(4).$ Aluminosilicate $(d).$ Commercial name of Hydrogen peroxide
| Column $-A$ | Column $-B$ |
| $(1).$ Calgon | $(a).$ $D_2O$ |
| $(2).$ Perhydrol | $(b).$ Zeolite |
| $(3).$ Heavy water | $(c).$ Sodium hexametaphosphate |
| $(4).$ Aluminosilicate | $(d).$ Commercial name of Hydrogen peroxide |
Medium
View SolutionSodium oxalate on heating with conc. $H_2SO_4$ gives
Medium
View SolutionSea divers use a mixture of
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