ICSE − Q & A

name the type of elements which have their
1.outer most shell complete
2.outermost shell incomplete
3.two outermost shell incomplete
4.one electron short of octet
5.two electrons in in the outer most oribit

1 An acidic drying agent
2 solution which readily absorbs co2
3 salt soluble in excess of nh4oh
4 chemical name for corundum
5 a precpitate solible in naoh 
Options: baso4,magnesium oxide,koh,agcl,al2o3,p2o5,
zn(oh)2

Contact process is not in syllabus right?

http://www.respaper.com/dgenerationx/7723-pdf.html?cmd=conv ...a must practice question paper for d upcoming chem xm.....n ha d very 1st que is my doubt...which compound has all 3 chemical bonds??

2. A gas cylinder can hold 1 kg of hydrogen. Under the same condition of temperature and pressure,	
i)	Find the weight of sulphur dioxide it can hold. [at wt of S=32, O=16]

Pg 85 Q7 Viraf Dalal bk

Just a  random Q- To which groups do the lanthanides and actinides belong?

Lil confuse...

Ques :  1.A binary insol. Salt
             2. A tertiary salt??

am I the only one that feels that the papers were relatively hard this year? it seems like everyone on this site is getting like 95+ and i'm over here just hoping i'd get a 90+

Hey ,i have a doubt regarding biology plz check here👇