Tag: the s-block elements
Questions Related to the s-block elements
$30\ g$ of Magnesium and $30\ g$ of oxygen are reacted, then the residual mixture contains:
About $2.5\%$ gypsum $(CaSO _{4}.H _{2}O)$ is also added to cement as one of the consituents its function is to:
A metal $M$ readily forms its sulphate $MSO _{4}$ which is water soluble. It forms its oxide $MO$ which becomes inert on heating. It forms an insoluble hydroxide $M(OH) _{2}$ which is soluble in $NaOH$ solution. Then M is:
Several blocks of magnesium are fixed to the bottom of a ship to:
Gypsum is not chemically similar to:
Potash magnerin is:
Dead burnt plaster is :
When heated in steam, Mg burns brilliantly producing:
Which of the following is called milk of magnesia?
Product (S) are :
$Mg _2C _3 {\xrightarrow []{D _2O} } \,\, { \xrightarrow[2.H _2O/\bar{O}H]{1.BH _3.THf}} \,\,{\xrightarrow {H _2/Ni} }\,\, \xrightarrow[\Delta]{Conc.H _3PO _4} (S)$