Tag: chlorine - 17 group
Questions Related to chlorine - 17 group
Spirit of salt is the other name of :
The metal that cannot displace hydrogen from dilute hydrochlocric acid is
Name the ion(s) obtained when $HCl$ dissociates in aqueous solution.
Equations relating to acidic properties of an aq. solution of HCl gas is/are :
Which of the following has pungent odour?
Appearance | Reaction with dilute $HCl$ | Reaction with dilute $HNO _3$ | |
---|---|---|---|
Unknown metal #1 | Dull gray solid with white oxide coating | Dissolved with bubbles of clear gas | Dissolved with bubbles of clear gas |
Unknown metal #2 | Solid; lustrous, smooth silver-gray surface | No reaction | Dissolved with bubbles of orange gas |
Statement I : The reactivity of powdered zinc will be greater than the larger piece of zinc of the same mass with $\displaystyle HCl$.
Statement II : The larger piece of zinc of the same mass has more surface area than the powdered zinc.
Which of the following is produced by the reaction of zinc metal, $Zn$ and hydrochloric acid, $HCl$?
I. $H _2(g)$
II. $Cl _2(g)$
III. $Zn^{2+}(aq)$
The addition of dilute $HCl$ to unknown metal produced a transparent gas. What is the likely identity of this gas?
Identify metal #2.