Chemistry
Related Questions
(i) State Boyle's law.
(ii) Calculate the volume occupied by 2 g of hydrogen at 270°C and 4 atmosphere pressure if at STP it occupies 22.4 litres.
Part of the periodic table is shown as :
H He Li Be B C N O F Ne Na Mg Al Si P S Cl Ar K Ca Based on the above table, name the :
(i) Element with duplet
(ii) Lightest alkali metal
(iii) Halogen of period 2
How does acid rain affect soil chemistry and water bodies?
Name the first three halogens. Give their physical state and colour.