(i) Stone is transparent, while glass is opaque. (False)
(ii) A notebook has lustre, while an eraser does not. (False)
(iii) Chalk dissolves in water. (False)
(iv) A piece of wood floats on water. (True)
(v) Sugar does not dissolve in water. (False)
(vi) Oil mixes with water. (False) (vii) Sand settles down in water. (True)
(viii) Vinegar dissolves in water. (True)