What is the scientific name of Jojoba?

If the plane $3x - 2y - z - 18 = 0$ meets the coordinate axes at $A$, $B$, and $C$, then the centroid of $\triangle ABC$ is:

The following compounds have been arranged in order of their increasing thermal stabilities. Identify the correct order :
$K_2CO_3(I), MgCO_3(II), CaCO_3(III), BeCO_3(IV)$

Which of the following is not correct regarding the properties of ionic compounds?

The oxoacid of sulphur which contains two sulphur atoms in different oxidation states is

Let $A$ and $B$ be subsets of a set $X$. Then