The decomposition of organic compounds in the presence of oxygen and without formation of odoriferous substances, is called
A violet colour compound formed in detection of S in a compound is
A salt on treatment with dil. HCl gives a pungent smelling gas and a yellow precipitate. The salt gives green flame test and a yel..
If a compound on analysis was found to contain C = 18.5%, h
H = 1.55%, CL = 55.04% and O = 24.81%, then its empirical formula is
Brown ring is made for
An organic compound containing C,H and N gave following analysis : C = 40% , H = 13.33% and N = 46.67%. Its empirical formula woul..
A white crystalline salt A reacts with dilute HCl to liberate a suffocating gas B and also forms a yellow precipitate. The gas B t..
An organic compound contains C = 38.8%, H = 16% and N = 45.2% . Empirical formula of the compound is
60g of a compound on analysis gave C = 24g, H = 4g and O = 32g. Its Empirical formula is
A white-coloured inorganic compound, on heating, gives a gas which turns lime water milky and residue is left which is yellow when..
How will you separate a solution (miscible) of benzene +CHCL3
When H2S gas is passed in a metal sulphate solution in presence of NH4OH, a white precipitate is produced. The metal is identified..
Which of the following doesnt give a ppt. with silver nitrate solution?
Borax bead test of Cr (chromium) is
To an aqueous solution containing anions a few drops of acidified KMnO4 are added. Which one of the following anions, if present w..
the aqueous solution of which Salt is colored?
Silver chloride dissolves in aqueous ammonia due to formation of
MnO2 and H2SO4 added to NaCl, the greenish-yellow gas liberated is
The principle involved in the classification of basic radicals, is
Which one of the following metallic hydroxides does not dissolve in sodium hydroxide solution?
In Nesslers reagent for the detection of ammonia the active species is
The yellow precipitate formed during the chromyl chloride test is chemically
In borax bead test, the coloured ions give characteristic coloured beads due to the formation of
A solution of metal ion when treated with Kl, gives a red
In the brown ring test, the brown colour of the ring is due to
Upon treatment with ammoniacal H2S, the metal ion solutions that precipitates as a sulphide is
The hydroxide insoluble in NH4OH + NH4Cl is
Black precipitates form in many metal ion solutions, then which anion is used as a precipitating agent?
Which of the following sulphides is yellow in colour ?
the reagents NH4 CL and aqueous NH3 will precipitate
A salt of NaX Mgcl/ white ppt. on boiling. thus,
passing H2S gas into a mixture of Mn^2+, Ni^2+, Cu^2+, and
What colour is imparted into the flame when lithium is burnt?
Which of the following radicals gives the apple green flame during flame test ?
The incorrect statement in respect of chromyl chloride test is
Fe(OH)3 can be separated from Al(OH)3 by the addition of
Fe^2+ ion is distinguished from Fe^3+ ion by
Fe (oh)3 can be separated from al (oh)3 by addition of
a gas "X" is passed through water to from a saturated solution.
a ref solid is insoluble in water. however it becomes
Connect With Answers
We are available 24x7 to answer.
TestprepKart [Answers] is a global answer platform for all students, teachers and contributors to help community grow and share knowledge. TestprepKart [Answers] is primarily focused on School Exam Preparation, Entrance Exam Preparation, UG Admissions Worldwide. Share your doubts and help others getting their answers is the spirit of TestprepKart [Answers].