ICSE − Q & A

TIP FOR ALL-----
U CAN USE 6*10^23 AS AVOGADRO NUMBER INSTEAD OF THE COMPLICATED ONE
PS----if u already know this i only wrote this as i saw many people use 6.023*10^23

Why is alumina added to cryolite in the electrolytic reduction of
aluminium?

+ 2 more questions by onkarborade  

The gas law which relates the volume of a gas to moles of the gas is: A Avogadro’s Law B Gay-Lussac’s Law C Boyle’s Law D Charle’s Law Ans is A right??
asked by Onkar Borade (onkarborade) 6 years ago
1

Has cisce not release specimen paper of chem for 2018??
asked by Onkar Borade (onkarborade) 6 years ago
1

Any economics student in the house?

Name the hydrocarbon which :
1.is a tetrahedral molecule
2.is a planar molecule
3.is a linear molecule
4.forms a red ppt with ammonical copper chloride
5.known as paraffin
6.known as oleum
7.which will give acetylene when treated with water

roasting is carried out on sulphide ores and not carbonate ores. Why?

do we have diagram drawing for electrolysis?? :O
specimen paper q

magnesium is burnt in nitrogen. 
what do we have to add in this statement?

which solutions have ions as well as molecules- PbBr2, NaCl, CuCl2, NaHCO3

Is it enough if I study just Wats given in the scope??

I HV tried to make learning of alkanes equations easily here's the link
   https://www.respaper.com/phoenix80/4024.zip
Hope it help u all🙂😊☺

About Chemical Equation Numericals:
will they mention the eons for the reactions which is not in scope like the one of water gas KClO3?