6 - Peridic table Questions Answers

why hydrogen is not placed in first group even though it resembles properties of alkali metals?

 

Asked By: AKASH YADGIRI 5 year agoSolved By: SARIKA
is this question helpfull: 9 5 read solutions ( 1 ) | submit your answer

If each orbital can hold a maximum of three electrons , then the number of elements in 9th period of periodic table

Asked By: VAIBHAV GUPTA 5 year ago
is this question helpfull: 8 3 read solutions ( 1 ) | submit your answer
Answer Strategies and trick by Manish sir (it will help you to solve it by yourself)

3/2 times of the previous number of elements

Zinc but not copper is used for recovery  of Ag From the complex [Ag(CN2)]-  . Why?

 

Asked By: AAYUSH TANEJA 5 year ago
is this question helpfull: 4 3 read solutions ( 1 ) | submit your answer
Answer Strategies and trick by Manish sir (it will help you to solve it by yourself)

Zn is better reducing agent in comparison to Cu for the said complex so it is used

besides it answer by sarika is correct too

What is the role of SiOin the metallurgy of copper?

 

Asked By: AAYUSH TANEJA 5 year agoSolved By: SARIKA SHARMA
is this question helpfull: 2 0 read solutions ( 1 ) | submit your answer

Bond angle is maximum in which of the following - PCl3 , NCl3 , BCl3 & AsCl3 and why

Is it true that bond angle decreases down the group?

Asked By: AVANTIKA PURI 6 year ago
is this question helpfull: 3 0 submit your answer
Answer Strategies and trick by Manish sir (it will help you to solve it by yourself)

out of PCl3, NCl3, AsCl3 second has maximum bond angle of 107 degree whereas angle for BClis 120 degree

We know that ionization energy increases along period .                                                                                                                                                                                                                How this trend of ionization energy is correct  O < N < F 

Asked By: AVANTIKA PURI 6 year agoSolved By: SARIKA SHARMA
is this question helpfull: 2 0 read solutions ( 2 ) | submit your answer

Login Here

username / email :

password :

register | forget password