CHEM BRAIN

Clemmenson reduction involves > C = O to  -CH2 in presence of [DPMT 1996] 

In the preparation of alkanes; a concentrated aqueous solution of sodium or potassium salts of saturated carboxylic acid are subjected to [CPMT 1985; MP PET 1999]

Which of the following reactions will not give propane [DPMT 2005]

In Wurtz reaction, the reagent used is [EAMCET 1998]

Iodoethane reacts with sodium in the presence of dry ether. The product is [AFMC 1997; KCET 1998]

In the reaction \( CH_3-Br + 2Na + Br-CH_3 \rightarrow \)  , the product called [Pb. CET 1999; CPMT 1983. 86; KCET 1992; MP PMT 1994; BHU 1998; MP PMT 2002; MP PET 1986]

Sodium acetate can be converted to ethane by [Pune CET 1998]

To prepare a pure sample of n-hexane using sodium metal as one reactant, the other reactant will be [BHU 1999]

\(  CH_3-CH(Br)-CH<^{CH_3}_{CH_3} + Mg \rightarrow X + H_2O \rightarrow Y \)  ETEA2013-med

In the above reaction compound Y will be an 

A mixture of ethyl and isopropyl iodides is heated with Na in dry ether. according to Wurtz reaction the product(s) obtained is /are NUMS2016

The reaction \( 2RX + 2Na \rightarrow R-R + 2NaX \) is an example of NUMS 2017