KcetSolid StateKCET 2017MCQ+1 / -02017Which of the following crystal has unit cell such that $a \neq b \neq c$ and $\alpha \neq \beta \neq \gamma \neq 90^{\circ}$ ?A$\mathrm{NaNO}_3$B$\mathrm{K}_2 \mathrm{SO}_4$C$\mathrm{KNO}_3$D$\mathrm{K}_2 \mathrm{Cr}_2 \mathrm{O}_7$Check AnswerClear SelectionReveal AnswerShow Explanation