Which of the following arrangement of elements is in decr...
Which of the following arrangement of elements is in decreasing order of electronegativity?
Na, Mg, Al, Si, P
Na, A1, Mg, P, Si
P, Mg, Na, Si, Al
P, Si, Al, Mg, Na
Correct answer is D
- Reactivity series is K > Na > Ca > Mg > Al > Zn > Fe > Pb > H > Cu > Hg > Ag > Au.
-Very Electropositive Metals Most active metals have low electronegativities
Which of the following species has the largest ionic radius ...
The type of isomerism shown by cis- and trans- isomers is ...
Which of the following compounds has the highest ionic character? ...
Terylene is synthesized from ethane- 1, 2-diol and benzene - 1, 4-dicarboxylic acid by? ...
The elements that belong to the third period of periodic table are ...
Elements P, Q, R, S have 6, 11, 15, 17 electrons respectively, therefore, ...