Preparation of Carboxylic Acids
Trending Questions
Q.
Match Column I with Column II.
| Column I | Column II | ||
| A |
Dumas method |
(i) | AgNO3 |
| B |
Kjeldahl’s method |
(ii) | Silica gel |
| C | Carius Method | (iii) | Nitrogen gas |
| D |
Chromatography |
(iv) | Free radicals |
| E | Hormolysis | (v) | Ammonium Sulphate |
Q. 55. A hydrocarbon contains 91.3% carbon by mass.find the empirical formula of hydrocarbon.
Q. Balance
Cr2O7-2 + S2O3-2= Cr+3 + SO4-2
Q. how many stereoisomers exist with the following basic connectivity? CH3CHClCH2CHClCH3
Q. The alkane that yields two isomeric monobromo derivatives is (a) neopentane (b) ethane (c) methane (d) propane
Q. in the balanced chemical equation 5H_2O_2 + XCLO_{2 } +2OH^-→ XCL^{- }+YO_2 +6H_2O find X and Y
Q. 4. Oxo synthesis reaction mechanism
Q. Which of the following is strongest Lewis base(a) CH_3-, (b) Ag(d) H2(c) NH3
Q. 5. A hydrocarbon contains 91.3% carbon by mass. Find the empirical formula of hydrocarbon.
Q. 43 State the balance chemical equation what happens when excess NH4OH is added dropwise to an aqueous solution of CuSO4
Q. 
The final product B in the reaction would be:
The final product B in the reaction would be:
Q. How this equation will be balanced?
Mg(co3)2 + Hcl -----> MgCl + H2o +CO2
Q.
In P4 + 3OH- + 3H2O--->PH3 +H2PO2- WHO IS OXIDANT (OXIDISING AGENT) AND REDUCTANT ?
Q. 40. Which of the following chemical equations is not balanced? (1) 3Fe + 4H_2O ----> Fe_3O_4 + 4H_2O (2) 4NH_3 + 8O_2 ---> 4NO + 6H_2O (3) 4Na + O_2 ----> 2Na_2O (4) 2FeCl_3 + SO_2 + 2H_2O -----> 2FeCl_2 + 2 HCl + H_2SO_4
Q. What happens when (give balanced equations) Sodium nitrate is heated.
Q.
Which of the following cannot give benzoic acid on oxidation with alkaline KMnO4 followed by acidification
Q.
The acid 'D' obtained through the following sequence of reactions is
Succinic acid
Malonic acid
Maleic acid
Oxalic acid
Q. 25. How to calculate equivalent weight of acids? Give me all formulas and step by step explanation
Q. the ratio of coefficient of co2 to fec204 in the balanced reaction is :- kmno4 + fec2o4 + h2so4 --> k2so4 + mnso4 + co2 + h20 + fe2(so4)3. kindly explain with the help of steps.
Q.
what happened when Na peroxide dissolves in water
Q. (Cr2O7 2-). + (2I-) + (14H+) —> (I2-) + (2Cr3+) + (7H2O) which are not in balanced position?
(a) H+ & H2O.
(b)Cr2O7 2- & Cr3+
(c) I- & I2.
(d) all are balanced
(a) H+ & H2O.
(b)Cr2O7 2- & Cr3+
(c) I- & I2.
(d) all are balanced
