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A 100% pure sample of a divalent metal carbonate weighing 2 g on complete thermal decomposition release 448cc of carbon dioxide at STP. The equivalent mass of the metal is A 100% pure sample of a divalent metal carbonate weighing 2 g on complete thermal decomposition release 448cc of carbon dioxide at STP. The equivalent [...]

Find the area of the shaded region given in figure Find the area of the shaded region given in figure November 25, 2020 Category: Chapter 12 - Areas Related to Circles , Maths , NCERT Class 10 ,

The central angles of two sectors of circles of radii 7 cm and 21 cm are respectively 120° and 40°. Find the areas of the two sectors as well as the lengths of the corresponding arcs. What do you observe? Find the area of the segment of a circle of radius 12 cm whose corresponding [...]

How much time (in hours ) would it take to distrub one Avogardo number of wheat grains if 10^20 grains are distributed each second How much time (in hours ) would it take to distrub one Avogardo number of wheat grains if 10^20 grains are distributed each second November 25, 2020 Category: Uncategorised (JEE Advanced [...]

The incorrect statement/s among the following is/are 1. NCl5 does not exist while PCl5 does 2. Lead prefers to form tetravalent compounds The incorrect statement/s among the following is/are 1. NCl5 does not exist while PCl5 does 2. Lead prefers to form tetravalent compounds November 25, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]

The compound that cannot act both as oxidising and reducing agent is (a) H2O2 (b) H2SO3 (c) HNO2 (d) H3PO4 The compound that cannot act both as oxidising and reducing agent is (a) H2O2 (b) H2SO3 (c) HNO2 (d) H3PO4 November 25, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which one of the following is not used as a filler in laundry soaps (a) Sodium silicate (b) Glycerol (c) Sodium rosinate (d) Borax Which one of the following is not used as a filler in laundry soaps (a) Sodium silicate (b) Glycerol (c) Sodium rosinate (d) Borax November 25, 2020 Category: Uncategorised (JEE Advanced [...]

Area of a sector of central angle 200° of a circle is 770 cm^2. Find the length of the corresponding arc of this sector. Area of a sector of central angle 200° of a circle is 770 cm^2. Find the length of the corresponding arc of this sector. November 25, 2020 Category: Chapter 12 - [...]

The length of the minute hand of a clock is 5 cm. Find the area swept by the minute hand during the time period 6 : 05 am and 6 : 40 am The length of the minute hand of a clock is 5 cm. Find the area swept by the minute hand during the [...]

As the alkaline earth metals (except Be) tend to lose their valence electrons readily they act as (a) Weak oxidizing agent (b) Weak reducing agent As the alkaline earth metals (except Be) tend to lose their valence electrons readily they act as (a) Weak oxidizing agent (b) Weak reducing agent November 25, 2020 Category: Uncategorised [...]