A macronutrient which is component of all organic compounds but is not obtained from soil is
(a) N
(b) P
(c) Mg
(d) C

The macronutrient______is a component of all organic compounds but is not obtained from soil.

The macronutrient______is a component of all organic compounds but is not obtained from soil.

The macronutrients which is an essential component of all organic compounds, yet not obtained by plants from soil is

Which one is absent in protein ? (a) C (b) N (c) P (d) S

Which of the protein is involved in the transport of organic compounds through phloem? (a) Protamine (b) p-Protein (c) Myosin (d) Glutelin

Which of the following is obtained on hydrolysis of Mg_(2)C_(3) ?

A mixture contains four solid organic compounds containing A, B, C and D. On heating only C changes from solid to vapour state .C can be separated from the rest in the mixture by

An organic compound [A] having molecular formula C_2 H_7 N on treatment with nitrous acid gives a compound [B] having molecular formula C_2 H_6 O .[B] on treatment with an organic compound (C) gives a carboxylic acid [D] and a sweet smelling compound (E). Oxidation of [B] with acidified potassium dichromate also gives [D]. Identify [A], [B], [C], [D] and [E].

Which metal gives hydrogen with all of the following: water, acids, alkalis ? (A) Fe (B) Zn (C) Mg (D) Pb

An organic compound (A) (C_(6)H_(10)O) on reaction with CH_(3)MgBr followed by acid treatment gives compound (B). The compound (B) on ozonolysis gives compound (C ), which in the presence of a base gives 1-acetyl cyclopentene (D). The compound (B) on reaction with HBr gives compound (E ). Write the structures of (A), (B), (C ), (D), and (E ). Show how (D) is formed from (C ).