MCQ
Brass is an alloy of
- A$Zn $ and $ Sn$
- ✓$Zn$ and $ Cu$
- C$Cu, Zn $ and $Sn$
- D$Cu$ and $Sn$
✓
Answer
Correct option: B.
$Zn$ and $ Cu$
b
(b)Brass is an alloy of $Zn$ and $Cu.$
(b)Brass is an alloy of $Zn$ and $Cu.$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Concentrated aqueous sulphuric acid is $98\%\,\, H_2SO_4$ by mass and has a density of $1.80\, g\, mL^{-1}.$ Volume of acid required to make one litre of $0.1\, M \,H_2SO_4$ solution is ........ $mL$.
→$D-$ Glucose exist in $x$ different forms. The value of $x$ (stereoisomer) is
→The major reason that phenol is a better Bronsted acid than cyclohexanol is that
The main product of following reaction will be
At $25\,^oC$, the vapour pressure of pure liquid $A$ (mol. $wt. = 40$) is $100\, torr$, while that of pure liquid $B$ (mol.$wt. = 80$) is $40\,torr$. The vapour pressure at $25\,^oC$ of a solution containing $20\,gm$ of each $A$ and $B$ is .......... $torr$.
→For a zero order reaction, the plot of conc. $(a-x)\ Vs$ time is linear with
→Assertion : Phenol is a strong acid than ethanol.
Reason : Groups with $+M$ effect decreases acidity at $p-$ position
→Reason : Groups with $+M$ effect decreases acidity at $p-$ position
Which of the following melts in boiling water
Ethylene dichloride and ethylidine chloride are isomeric compounds. The false statement about these isomers is that they
The correct statements from following are:
→$A$. The strength of anionic ligands can be explained by crystal field theory.
$B$. Valence bond theory does not give a quantitative interpretation of kinetic stability of coordination compounds.
$C$. The hybridization involved in formation of $\left[\mathrm{Ni}(\mathrm{CN})_4\right]^{2-}$ complex is $\mathrm{dsp}^2$.
$D$. The number of possible isomer$(s)$ of cis- $\left[\mathrm{PtCl}_2(\text { en })_2\right]^{2+}$ is one
Choose the correct answer from the options given below: