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.
Which of the following acts both s a reducing and an oxidizing agent? ...
Considered the reaction: H+(aq) + OH - (aq) → H2O (l). The energy change taking place in the reac...
As the difference in electronegativity between bonded atoms increases, polarity of the bond? ...
Going down group II in the periodic table normally ...
Sodium chloride may be obtained from brine by...
The pH of four solutions W, X, Y, Z are 4, 6, 8, 10 respectively, therefore ...
consider the reaction represented by the following equation: 2SO\(_2\) + O\(_2\) ⇌ 2SO\...
Which of the following elements would produce coloured ion in agueous solution? ...