Phosphorus reacts with aqueous sodium hydroxide as in the equation below: P4 + 3NaOH + 3H2O > PH3 + 3NaH2PO2

Which element is oxidised?

a) hydrogen
b) oxygen
c) phosphorus
d) sodium

Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.

In a reaction equation, where are the products located? a.) above the arrow b.) to the right of the arrow c.) to the left of the arrow d.) below the arrow

Which characteristics can be used to differentiate star systems? check all that apply.