ICSE − Q & A

What if the question says - 'Arrange the elements of the third period in the increasing/decreasing order of their atomic radii'? Where should inert gas-Argon be placed in this list?

+ 1 more questions by rahulbhardwaj2002  

How do you find out if the acid used in a reaction is CONCENTRATED or DILUTE? Pls reply ASAP! Thanks in advance!
asked by RaBh (rahulbhardwaj2002) 7 years ago
2

GUYS I have an observation worksheet. If I upload it, will you guys please help me out???

Name:- -household ammonia

+ 2 more questions by nehalg  

What is the colour of NaNO2?
asked by Nehal G (nehalg) 7 years ago
4

Nitric acid is a stronger oxidising agent in the concentrated state than in the dilute state.Give reason.
asked by Nehal G (nehalg) 7 years ago
3

when Nitric acid is heated alone reddish brown fumes evolve
Send the equation 🤔🤔

+ 2 more questions by phoenix80  

Do brown ring test is done under any special circumstance???🤔🤔 bcoz it's given that iron [II] sulphate on exposure to Atmosphere is oxidised to iron [III] sulphate and the test will not answer with iron [III] sulphate.
asked by Mokshil Shah (phoenix80) 7 years ago
3

Why is the experiment of brown ring test carried out??
asked by Mokshil Shah (phoenix80) 7 years ago
1

Q. 20. (i) The metal of Group 2 from top to bottom are : Be, Mg, Ca, Sr, Ba. Which of these metals will form ions most readily and why.

Will they give no marks if I forget to write whether the acid is concentrated or dilute in chemical equation?

is practical chemistry in course of dalal book?

+ 1 more questions by abhinav07kumar  

how to remember uses of alloys?ASAP
asked by Naam_mein_kya_rakha_hai (abhinav07kumar) 7 years ago
1

Observation: When nitric acid react with saw dust

is anyone here who will be writing hindustani music after chemistry??....

how to differentiate between potassium chloride and potassium nitrate ?