Which of the following is NOT ...
Which of the following is NOT an alkali?
NH3
Mg(OH)2
Ca(OH)2
NaOH
Correct answer is B
No explanation has been provided for this answer.
Hardness in water can be removed by adding ...
The IUPAC name of the compound above is ...
An atom of element X has an electronic configuration of 1s22S22p63s23p3. In which group o...
Cu2S(s)+O2(g)=2CU(s)+SO2(g). In the above reaction, the oxidation number of C...
Which of the following mixtures is an example of a colloid? ...
Which of the following hydrocarbons is mainly used as fuel? ...