Containers made of high silicon cast iron (14% Si) are not suitable for the storage of (A) Acetic acid (B) Benzoic & boric acids (C) Phosphoric acid (95%) & sulphuric acid (95%) (D) Hydrochloric acid (concentrated)

Containers made of high silicon cast iron (14% Si) are not suitable for
the storage of
(A) Acetic acid
(B) Benzoic & boric acids
(C) Phosphoric acid (95%) & sulphuric acid (95%)
(D) Hydrochloric acid (concentrated)
by

1 Answer

Answer :

(D) Hydrochloric acid (concentrated)
by

Related questions

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Last Answer : (A) Anhydrous ammonia

Out of the following, copper vessels are the most suitable for the storage of (A) Bromine (B) Dry chlorine & dry fluorine (C) Nitric acid (95% and fuming) (D) Phosphoric acid (95%) & sulphuric acid (95% and fuming)

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Last Answer : (B) Dry chlorine & dry fluorine

H2SO4 (< 50% concentration) is corrosive to (A) Aluminium, mild steel, stainless steel, concrete & tin (B) Copper, cast iron & high silicon iron (14% Si) (C) Rubber (butyl and hard), silicone rubber & Teflon (D) Glass, graphite, porcelain & stoneware

Description : H2SO4 (< 50% concentration) is corrosive to (A) Aluminium, mild steel, stainless steel, concrete & tin (B) Copper, cast iron & high silicon iron (14% Si) (C) Rubber (butyl and hard), silicone rubber & Teflon (D) Glass, graphite, porcelain & stoneware

Last Answer : (A) Aluminium, mild steel, stainless steel, concrete & tin

Rotary driers are generally made of (A) Cast iron (B) Mild steel (C) High silicon iron (14% Si) (D) Tin lined with refractory bricks

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Last Answer : (A) Molybdenum stainless steel

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Last Answer : (B) Fruit juices, milk & its products and caustic soda solution

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Last Answer : sulphuric acid

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Which of the following materials may prove unsuitable for handling acetic acid (glacial & anhydrous) at 40°C? (A) Silicone rubber, teflon, porcelain and wood (B) Nickel, monel, stainless steel and graphite (C) Aluminium, copper, high silicon iron (D) Brass, cast iron, mild steel and tin

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The acid which is secreted by the glands in the stomach wall is – (1) sulphuric acid (2) hydrochloric acid (3) nitric acid (4) phosphoric acid

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Description : The acid which is secreted by the glands in the stomach wall is (1) sulphuric acid (2) hydrochloric acid (3) nitric acid (4) phosphoric acid

Last Answer : hydrochloric acid

Neutraliser tank used for reacting nitric acid with ammonia for the production of ammonium nitrate is made of (A) Aluminium (B) Stainless steel (C) High silicon (14%) iron (D) Copper

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Description : Sour taste of ‘Coca Cola’ is due to the presence of (1) acetic acid (2) phosphoric acid (3) hydrochloric acid (4) formic acid

Last Answer : phosphoric acid 

Brass container is suitable for storing (A) Aqueous ammonia (B) **** (C) H2SO4 (95%) (D) Phosphoric acid (95%)

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Last Answer : (B) Beer

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Last Answer : (C) Sulphuric acid upto 60°C

The acid stored in batteries is – (1) Sulphuric acid (2) Nitric acid (3) Hydrochloric acid (4) Acetic acid

Description : The acid stored in batteries is – (1) Sulphuric acid (2) Nitric acid (3) Hydrochloric acid (4) Acetic acid

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The beet molasses is pretreated with __________ to reduce great quantity of trace metals. A.ferrocyanide or ferricyanide B.ethylenediamine tetrachloro acetic acid C.hydrochloric acid D.sulphuric acid

Description : The beet molasses is pretreated with __________ to reduce great quantity of trace metals. A.ferrocyanide or ferricyanide B.ethylenediamine tetrachloro acetic acid C.hydrochloric acid D.sulphuric acid

Last Answer : A.ferrocyanide or ferricyanide

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The compound used in pricklyheat powder to prevent excessive sweating is (1) Boric acid (2) Phosphoric acid (3) Carbonic acid (4) Sulphonic acid

Description : The compound used in pricklyheat powder to prevent excessive sweating is (1) Boric acid (2) Phosphoric acid (3) Carbonic acid (4) Sulphonic acid

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