Description : The most abundant inert gas in the atmosphere is (1) Helium (2) Neon (3) Argon (4) Krypton
Last Answer : Argon
Description : The most abundant inert gaseousele- ment . present in the atmosphere?
Description : What is the order of the four most abundant gases in the Earth's atmosphere from most abundant to least abundant?
Last Answer : Nitrogen, Oxygen, Argon & Carbon Dioxide.
Description : The inert gas abundantly found in atmosphere is:
Last Answer : The inert gas abundantly found in atmosphere is: A. (A) Ar B. (B) Kr C. (C) He D. (D) Xe
Description : What will be the effect on equilibrium if (i) a catalyst is added to it (ii) An inert gas is added at constant volume
Last Answer : Ans. (i) The state of equilibrium is not disturbed on adding catalyst rather it is attained quickly. (ii) No effect on state of equilibrium
Description : In a reversible chemical reaction (where, Δx = number of moles of products-number of moles of reactants) (A) Addition of inert gas favours the forward reaction, when Δx is positive (B) Pressure has no effect on equilibrium, when Δn = ... any value of Δx (+ ve, - ve) or zero) (D) All 'a', 'b' & 'c'
Last Answer : D) All 'a', 'b' & 'c'
Description : The most abundant noble gas in the atmosphere is
Last Answer : The most abundant noble gas in the atmosphere is A. Argon B. Neon C. Helium D. Krypton
Description : What is the most abundant gas in our atmosphere oxygen hydrogen nitrogen water?
Last Answer : It is nitrogen, followed by oxygen.
Description : Which is of the following is the most abundant gas in our atmosphere?
Last Answer : nitrogen
Description : Which gas is abundant in the atmosphere?
Last Answer : Nitrogen
Description : The most abundant rare gas in the atmosphere is (a) He (b) Nc (c) Ar (d) Xe
Last Answer : Ans:(c)
Description : Most abundant gas in atmosphere?
Description : When an inert atmosphere is required in metallurgical operation nitrogen is commonly used. However in the extraction of titanium from `TiCl_(4)` using
Last Answer : When an inert atmosphere is required in metallurgical operation nitrogen is commonly used. ... form nitrogne chloride which inhibits the reaction
Description : The order of abunndance of inert gases in the atmosphere is
Last Answer : The order of abunndance of inert gases in the atmosphere is A. `Ar lt Ne lt Xe` B. `Ar gt Ne gt Xe` C. `Ar gt Xe gt Ne` D. `Ne gt Ar gt Xe`
Description : __________ atmosphere is maintained inside an iron blast furnace. (A) Oxidising (B) Reducing (C) Inert (D) Decarburising
Last Answer : (B) Reducing
Description : Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the (A) Presence of an inert atmosphere (B) Presence of a reducing atmosphere (C) Absence of air (D) Presence of an oxidising atmosphere
Last Answer : (C) Absence of air
Description : Which of the following is not a practical method of low level radioactive waste disposal? (A) Dilution with inert material (B) Discharging to atmosphere through tall stacks after dilution (C) Disposing off in rivers & oceans (D) Filling in steel crates and shooting it off out of earth's gravity
Last Answer : (D) Filling in steel crates and shooting it off out of earth's gravity
Description : Which is the most abundant gaseous element in the atmosphere ?
Last Answer : Nitrogen is the most abundant gaseous element in the atmosphere.
Description : What are the two most abundant gases in earths atmosphere?
Last Answer : Nitrogen and Oxygen
Description : The second most abundant element in the Earth's atmosphere is?
Last Answer : oxygen
Description : Look at the following gases: 1. Carbon dioxide 2. Helium 3. Nitrogen 4. Oxygen The two most abundant gases in the atmosphere are: (a) 1 and 3 (b) 2 and 4 (c) 3 and 4 (d) 1 and 4
Description : The most abundant element in the earth's atmosphere is – (1) Argon (2) Nitrogen (3) Oxygen (4) Krypton
Last Answer : (2) Nitrogen Explanation: The most abundant gas in the Earth's atmosphere is nitrogen. Nitrogen makes up 78 percent of the Earth's atmosphere, and it is a permanent gas, which means that its percentage ... atmosphere is made up of 21 percent oxygen, 0.9 percent argon and 0.1 percent trace gases.
Description : Most abundant element in atmosphere?
Description : The most abundant element in the earth’s atmosphere is (1) Argon (2) Nitrogen (3) Oxygen (4) Krypton
Description : Which is the least abundant Alkaline earth element ?
Last Answer : Radium
Description : What is inert gas ?
Last Answer : An element that does not participate in a chemical reaction is called inert gas. 6 inert gases: Helium ( He), Neon ( Ne) , Argon ( Ar), Krypton ( Kr), Xenon ( Xe), Radon ( Rn)
Description : How many atoms are in the molecule of inert gas ?
Last Answer : Inert gas has 1 atom in its molecule .
Last Answer : The elements in group 18 of the periodic table are called inert gases
Description : Assertion:- `ZN^(+2)` is more polarising than `Mg^(+2)`. Reason :- A pseudo inert gas configuration `Zn^(+2)` has high `Z_(eff)`, Then inert gas confi
Last Answer : Assertion:- `ZN^(+2)` is more polarising than `Mg^(+2)`. Reason :- A pseudo inert gas ... is False. D. If both Assertion & Reason are false
Description : Radioactive inert gas is :
Last Answer : Radioactive inert gas is : A. technetium B. radon C. xenon D. curium
Description : Which of the following inert gas(es) form(s) clathrate compoud(s) with quinol?
Last Answer : Which of the following inert gas(es) form(s) clathrate compoud(s) with quinol? A. (A) Helium B. (B) Xenon C. (C) Krypton D. Neon
Description : Which has the same electronic configuration as of inert gas ?
Last Answer : Which has the same electronic configuration as of inert gas ? A. `Ag^(3+)` B. `Cu^(2+)` C. `Pb^(4+)` D. `Ti^(4+)`
Description : First stable compound of inert gas was prepared by
Last Answer : First stable compound of inert gas was prepared by A. Rayleigh and Ramsay B. Bartlett C. Frankland and Lockyer D. Cavendish
Description : Number of unpaired electrons in inert gas is
Last Answer : Number of unpaired electrons in inert gas is A. Zero B. 8 C. 4 D. 18
Description : Which of the following gas is/are called inert gas ?
Last Answer : Which of the following gas is/are called inert gas ? A. He B. Ne C. Kr D. All of these
Description : The inert gas predicted from the solar spectrum is
Last Answer : The inert gas predicted from the solar spectrum is A. Ne B. Kr C. Xe D. He
Description : Which of the following inert gas is available only as a product in the radioactive disintegrations ?
Last Answer : Which of the following inert gas is available only as a product in the radioactive disintegrations ? A. He B. Ar C. Rn D. Kr
Description : A yellow metallic powder is burnt in a stream of fluorine to obtain a colourless gas X which is thermally stable and chemically inert. Its molecule ha
Last Answer : A yellow metallic powder is burnt in a stream of fluorine to obtain a colourless gas X which is thermally stable ... and NaC1` D. `SF_(4) and SF_(6)`
Description : What is inert cume gas?
Last Answer : Feel Free to Answer
Description : What is inert gas?
Last Answer : argon -------------------------------------------- Any of the elements in column 18 of the Periodic Table, plus gasses made form some compounds (eg CO2) and some nonreactive gases such as Nitrogen could be considered as inert.
Description : The inert gas which is substituted for nitrogen in the air used by deep sea divers for Breathing is: (1) Neon (2) Argon (3) Krypton (4) Helium
Last Answer : (4) Helium Explanation: Helium is used since it has very low (almost non-existent) narcotic properties. The nitrogen in air is highly narcotic at depth and adding helium allows one to dive without the effects of narcosis (where one's mind is impaired).
Description : The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing is – (1) Neon (2) Krypton (3) Argon (4) Helium
Last Answer : (4) Helium Explanation: Helium is used by deep sea divers because it reduces the narcosis of nitrogen and it remains below the oxygen toxicity limits. In fact, they use tri mix of Oxygen, helium and a little bit of nitrogen.
Description : Which of the following is an Inert Gas? (1) Hydrogen (2) Nitrogen (3) Oxygen (4) Argon
Last Answer : (4) Argon Explanation: Argon is an inert gas (noble gas) that is placed in Group 18 of the periodic table. It is the most abundant noble gas in Earth's crust, comprising 20.00015% of the crust. Helium ... (Ar), Krypton (Kr), Xenon (Xe), and Radon (Rn) are other noble gases that occur naturally.
Description : The inert gas abundantly found in widely distributed is - (1) Xe (2) Kr (3) He (4) Ar
Last Answer : (4) Ar Explanation: Argon (Ar) is the most prevalent of the noble gases in Earth's crust with the element composing 0.00015% of this crust.
Description : The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is - (1) Xenon (2) Krypton (3) Argon (4) Helium
Last Answer : (4) Helium Explanation: Trimix is a breathing gas, consisting of oxygen, helium and nitrogen, and is often used in deep commercial diving. The helium is included as a substitute for some ... possible to create mixes suitable for different depths or purposes by adjusting the proportions of each gas.
Description : The inert gas used as beacon light is - (1) Kr (2) Ar (3) He (4) Ne
Last Answer : (4) Ne Explanation: Neon is used in neon discharge lamps and advertising signs because the neon lights are visible from long distances. Since the light of neon signs has a better penetrating power through ... , the neon signs are also used in beacon lights for the safety of air and sea navigation.
Description : An inert gas mixed with oxygen given to patients suffering from restricted breathing is – (1) Helium (2) Krypton (3) Radon (4) Argon
Last Answer : (1) Helium Explanation: Heliox is a breathing has composed of a mixture of helium (He) and oxygen (O2). Heliox has been used medically since the 1930s, and although the medical community adopted ... its range of medical uses has since expanded greatly, mostly because of the low density of the gas
Description : When lead-acid batteries are charging, they always give off hydrogen gas that is _____________. A. considered inert B. highly explosive C. extremely toxic D. heavier than air
Last Answer : Answer: B