Recent questions tagged sat

Excess of KI reacts with $CuSo_4$ solution and then $Na_2S_2O_3$ solution is added to it. Which of the statements is incorrect for this reaction ?

asked Oct 4, 2018 by meena.p

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When $Cl_2$ gas reacts with hot and concentrated sodium hydroxide solution, the oxidation number of chlorine changes from

asked Oct 4, 2018 by meena.p

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Amount of oxalic and present in a solution can be determined by its nitration with $kM_nO_4$ solution in the presence of $H_2SO_4$ . The nitration gives unsatisfactory result when carried out in the presence of Hcl because Hcl

asked Oct 4, 2018 by meena.p

1 answer

Calculate the volume of $0.01\;M\;KMnO_4$ solution required in acidic medium for complete oxidation of 100 ml of ferrous Solution whose strength is $3.6\;gL^{-1}$

asked Oct 4, 2018 by meena.p

1 answer

Excess of KI reacts with $CuSo_4$ solution and then $Na_2S_2O_3$ solution is added to it. Which of the statements is incorrect for this reaction ?

asked Oct 4, 2018 by meena.p

1 answer

The conversion of $PbO_2$ to $Pb(NO_3)_2$ is

asked Oct 4, 2018 by meena.p

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Burning of lime to give calcium oxide and carbon dioxide is

asked Oct 3, 2018 by meena.p

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In the decomposition reaction of a hydrogen peroxide solution : $2H_2O_2 (aq) \to 2H_2O(l) +O_2(g)$

asked Oct 3, 2018 by meena.p

1 answer

In the combustion reaction between butane $(C_4H_{10})$ and oxygen , the oxidation state of carbon goes from

asked Oct 3, 2018 by meena.p

1 answer

Which of the following statement is NOT true ?

asked Oct 3, 2018 by meena.p

1 answer

of the following , the element that does NOT react with hydrochloric acid to produce hydrogen gas is

asked Oct 3, 2018 by meena.p

1 answer

When elemental bromine $(Br_2)$ reacts with a solution of sodium iodide (Nal)

asked Oct 3, 2018 by meena.p

1 answer

Reduction agents are substances that

asked Oct 3, 2018 by meena.p

1 answer

Which of the following is true ?

asked Oct 3, 2018 by meena.p

1 answer

The reaction type that could possibily be viewed as a redox reaction in which only one substance is present in the reactants.

asked Oct 3, 2018 by meena.p

1 answer

The reaction type that does not generally involved the transfer of electrons and is not viewed as a redox reaction .

asked Sep 27, 2018 by meena.p

1 answer

The reaction type that can be viewed as redox often involving hydrocarbon fules and oxygen releasing heat and light .

asked Sep 27, 2018 by meena.p

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The reaction type that can be viewed as redox often involving hydrocarbon fueld and oxygen releasing heat and light

asked Sep 27, 2018 by meena.p

1 answer

What does each letter of the ideal gas law represent?

asked Sep 26, 2018 by meena.p

1 answer

If 1.0 mol of helium gas (He) at standard temperature and pressure (STP) has a volume of 22.4L, how many moles of carbon tetrachloride gas $(CCl_4)$ will be present in a container with a volume of 22.4L?

asked Sep 26, 2018 by meena.p

1 answer

If the temperature of a gas increases, what happens to the pressure?

asked Sep 26, 2018 by meena.p

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In which condition can real gas obey closely the ideal gas equation?

asked Sep 26, 2018 by meena.p

1 answer

The perfect example of an ideal gas is

asked Sep 26, 2018 by meena.p

1 answer

A gas mixture has $30\% O_2, 40\% H_2,$ and $30\% N_2$ with molar volume of $N_2\; 10 L/mole$ at temperature $27^{\circ}C$, what is the partial pressure of $H_2$?

asked Sep 26, 2018 by meena.p

1 answer

The fraction of gas in a container is 0.5, if the total volume of the container is 6 liter, what is the volume of the gas?

asked Sep 26, 2018 by meena.p

1 answer

What happens to the pressure of a closed gaseous system when the temperature increases two-fold?

asked Sep 25, 2018 by meena.p

0 answers

A gas in a 30.0mL container is at 1.05atm is compressed to a volume of 15.0mL. What is the new pressure of the container? Possi

asked Sep 25, 2018 by meena.p

1 answer

Which of the following is not the unit of R?

asked Sep 25, 2018 by meena.p

1 answer

What is the molecular mass of an ideal gas with pressure 1 atm, and density 10 g/L at temperature $27^{\circ}C$?

asked Sep 25, 2018 by meena.p

1 answer

First of the two ideal gases has twice molar volume as much as the second at same temperature, what is the ratio of their pressures?

asked Sep 25, 2018 by meena.p

1 answer

What is the Temperature of a 2 liter/mole ideal gas with pressure 10 atm?

asked Sep 25, 2018 by meena.p

1 answer

Which of the following is not true about ideal gas molecules?

asked Sep 25, 2018 by meena.p

1 answer

What is the shape of a P-T curve for ideal gas?

asked Sep 25, 2018 by meena.p

1 answer

Which of the following term does not involve in ideal gas law?

asked Sep 25, 2018 by meena.p

1 answer

A balloon of volume .666L at 1.03atm is placed in a pressure chamber where the pressure becomes 5.68atm, determine the new volume.

asked Sep 25, 2018 by meena.p

1 answer

What will be the final pressure if the volume of the container changes to 2L?

asked Sep 25, 2018 by meena.p

1 answer

The graph depicted below represents which of the gas laws?

asked Sep 24, 2018 by meena.p

1 answer

Assume air contains 21% oxygen and 79% nitrogen. If air is compressed to 5.5atm, what is the partial pressure of the oxygen?

asked Sep 24, 2018 by meena.p

1 answer

As the temperature is raised from $20^{\circ}$ to $40^{\circ}C$ , the average kinetic energy of neon atoms charges by a factor of which of the following ?

asked Sep 24, 2018 by meena.p

1 answer

Which is not true in case of an ideal gas ?

asked Sep 24, 2018 by meena.p

1 answer

When 200 milliliters of a gas at constant pressure is heated, its volume

asked Sep 24, 2018 by meena.p

1 answer

Which law is the following formula? $V_1T_1=V_2T_2$

asked Sep 24, 2018 by meena.p

1 answer

Assume air contains 21% oxygen and 79% nitrogen. If air is compressed to 5.5atm, what is the partial pressure of the oxygen?

asked Sep 24, 2018 by meena.p

1 answer

Which of the following gas laws can be used to determine the total pressure of a mixture of gases?

asked Sep 24, 2018 by meena.p

1 answer

Which of the following is a physical property of gases?

asked Sep 24, 2018 by meena.p

1 answer

A container filled with fluorine gas and neon gas and has a total pressure of 8atm. There are 50g of fluorine gas in the container, and the fluorine gas exerts a pressure of 5atm.Based on this, what is the mass of neon in the container?

asked Sep 24, 2018 by meena.p

1 answer

Which of the following is not a characteristic of gases?

asked Sep 24, 2018 by meena.p

1 answer

Which of the following gases will diffuse the quickest through a small hole?

asked Sep 24, 2018 by meena.p

1 answer

Given $\Delta ABC$ with $m \angle{A} > m \angle{B}$ and $m \angle{C} = 45^{\circ}$. Which of the following could be correct ordering of the length of the sides of the triangle ? <br> $(i)\;AB > BC > AC \; \; \;(ii)\;BC > AB > AC \; \; \; (iii)\;BC > AC > AB $

asked Sep 18, 2018 by priyanka.c

1 answer

Two sides of a triangle each have length 6. All of the following could be the length of the third side except _________.

asked Sep 18, 2018 by priyanka.c

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