A white solid suspected to be lead trioxonitrate (V) zinc...
A white solid suspected to be lead trioxonitrate (V) zinc trioxocarbonate (IV) or calcium trioxocabonate (IV) was heated strongly. Its residue which was yellow when hot and white when cold is?
lead (II) oxide
calcium oxide
zinc oxide
lead nitrate
Correct answer is C
No explanation has been provided for this answer.
Sodium chloride has no solubility product value because of its? ...
The Bohr model of the atom proposed the existence of? ...
The refreshing characteristic taste of fizzy drinks is due ot the presence of ...
A change in the temperature of a saturated solution disturbs the equilibrium between the ...
Which of the following substance is a mixture? ...
Which of the following metals will liberate hydrogen from steam or dilute acid? ...
Proteins in acid solution undergo? ...
50cm3 of hydrogen are sparked with 20cm3 of oxygen at 100°C and 1atm . The...