Question

Classify the following into elements, compounds and mixtures.
$\left(a\right)$ Sodium
$\left(b\right)$ Soil
$\left(c\right)$ Sugar solution
$\left(d\right)$ Silver
$\left(e\right)$ Calcium carbonate
$\left(f\right)$ Tin
$\left(g\right)$ Silicon
$\left(h\right)$ Coal
$\left(i\right)$ Air
$\left(j\right)$ Soap
$\left(k\right)$ Methane
$\left(l\right)$ Carbon dioxide
$\left(m\right)$ Blood

Answer 1

Classification of the given substances into elements compounds and mixtures:
Elements: Sodium, Silver, Tin and Silicon.
Compounds: Calcium carbonate, Methane and Carbon dioxide.
Mixtures: Soil, Sugar solution, Coal, Air, Soap and Blood.