Description : What is the lightest of halogen?
Last Answer : Need answer
Description : Third lightest halogen?
Last Answer : Bromine
Description : The lightest known halogen is?
Last Answer : Fluorine
Description : (2) it is lighter than air Explanation: Helium is the second lightest element and is the second most abundant element in the observable universe, being present at about 24% of the total elemental mass ... elements combined. A well-known but minor use is as a lifting gas in balloons and airships
Last Answer : Ammonial is a mixture of – (1) aluminium powder and ammonium nitrate (2) aluminium powder and ammonium chloride (3) aluminium powder and ammonium sulphate (4) aluminium powder and potassium nitrate
Description : Four of the lightest ten elements in the periodic table are solids at standard temperature and pressure. Name these four elements.
Last Answer : ANSWER: LITHIUM, BERYLLIUM, BORON, CARBON
Description : Pick out the wrong statement. (A) The nucleus of a hydrogen atom is identical with a proton (B) A, β-ray particle is identical with an electron (C) Mass of an electron is about 1/1800th of the lightest nucleus (D) Positron is heavier than a proton
Last Answer : (D) Positron is heavier than a proton
Description : Which of the following does not belong to the halogen family? (a) Chlorine (b) Fluorine (c) Bromine (d) Morphine
Last Answer : Ans:(d)
Description : How old were you when you learned your family members names?
Last Answer : What? They had names?
Description : In your household or any that you know of, do the family members call each other names?
Last Answer : answer:No we don’t. My husband and I do in our own home, but that is for fun, not any kind of meanspiritedness. That boy should get whupped.
Description : What is Michelle obamas family members names?
Description : Using the fewest names of the members of this family, identify the tree family which includes among its members the: Chinese, cut-leaved, manchurian, persian, english, black and american. Name the tree family.
Last Answer : ANSWER: WALNUT
Description : Using the fewest names of the members of this family, identify the tree family which includes among its members the: Pignut, scarit, mockernut, bitternut, black and shagbark. Name the tree family.
Last Answer : ANSWER: HICKORY
Description : Using the fewest names of the members of this family, identify the tree family which includes among its members the: Fink, myrtle, turkey, jacks, laurel, white, live and pin. Name the tree family.
Last Answer : ANSWER: OAK
Description : Which is the heaviest and lightest particle in an atom ?
Last Answer : The heaviest particle in an atom is the neutron and the lightest particle is the electron.
Description : Which is the lightest metal ?
Last Answer : Lithium is the lightest metal.
Description : Hydrogen is not found in atmosphere because – (1) it is highly inflammable (2) it is the lightest gas (3) it is absorbed by plants (4) it immediately combines with oxygen to form water
Last Answer : (2) it is the lightest gas Explanation: Hydrogen is a chemical element with symbol H and atomic number 1. With an average atomic weight of 1.00794 u (1.007825 u for hydrogen-1), hydrogen ... hydrogen in its plasma state. Air is the name given to the atmosphere used in breathing and photosynthesis.
Description : Which of the following is the lightest metal? (1) Mercury (2) Silver (3) Lithiu (4) Lead
Last Answer : (3) Lithium Explanation: The lightest or least dense metal that is a pure element is lithium, which has a density of 0.534 g/cm3. This makes lithium nearly half as dense as water, so if lithium was not so reactive, a chunk of the metal would float on water.
Description : The lightest radioactive element is - (1) deuterium (2) polonium (3) technetium (4) uranium
Last Answer : (3) Technetium Explanation: Tritium is a radioactive isotope of hydrogen. It is the lightest radioactive element.
Description : The lightest radioactive element is (1) deuterium (2) polonium (3) tritium (4) uranium
Last Answer : tritium
Description : Hydrogen is not found in atmosphere because (1) it is highly inflammable (2) it is the lightest gas (3) it is absorbed by plants (4) it immediately combines with oxygen to form water
Last Answer : it is the lightest gas
Description : What is a halogen element ?
Last Answer : The cunt elements in the seventh class of the periodic table (16th class according to the modern periodic table) are called halogen.
Description : (3) They are not easily combustible Explanation: Typical organic compounds are combustible by nature as they contain carbon. Organic compounds mostly consist of carbon, hydrogen, halogen, and phosphorus.
Last Answer : Which of the process is known as nitrification? (1) Reaction of Nitrogen Monoxide with oxygen to form nitric acid (2) Reaction of nitrogen dioxide with water to form nitric acid (3) Conversion of ammonia to nitrites (4) Conversion of nitrite to nitric oxide
Description : An element with an atomic number of 17 is - (1) an alkali metal (2) a rare gas (3) a halogen gas (4) a transition metal
Last Answer : (3) a halogen gas Explanation: Chlorine has atomic number of 17. It is a halogen gas along with fluorine (F), bromine (Br), iodine (I), and astatine (At).
Description : Uriedes are (a) Halogen derivatives of urea (b) Acetyl derivatives of urea (c) Alkyl derivatives of urea (d) None of these
Last Answer : Acetyl derivatives of urea
Description : Which of the following reagents will replace –OH group by a halogen atom? (a) HOCl (b) Br2 (c) SOCl2 (d) I2
Last Answer : SOCl2
Description : Which of the following statements is correct for a saturated alkyl halide? (a) the C-X bond results from overlap of the s orbital of carbon and the p orbital of the halogen (X) (b) the C-X bond ... the C-X bond results from overlap of the sp2 orbital of carbon and the p orbital of the halogen (X)
Last Answer : the C–X bond results from overlap of the sp3 orbital of carbon and the p orbital of the halogen (X)
Description : Which halogen does not appreciably react with methane in a free-radical substitution reaction? (a) chlorine (b) bromine (c) iodine (d) fluorine
Last Answer : iodine
Description : Carboxylic acid reacts with halogen in presence of red P to gives__________ a) α-halogen acids b) β-halogen acid c) Acid halide d) Dicarboxylic acid
Last Answer : a) α-halogen acids
Description : Within a given period of the periodic table, the element with the lowest ionization energy is: w) transition metal x) alkali metal y) halogen z) noble gas
Last Answer : ANSWER: X -- ALKALI METAL
Description : What halogen is a liquid at room temperature?
Last Answer : ANSWER: BROMINE
Description : I will be describing a chemical element. Try to identify it with the fewest number of clues. This element is a halogen wh is a liquid at standard conditions. The element volatilizes readily at ro ... . The atomic number of this element is 35 and its chemical symbol is Br. Name this element.
Description : Excluding Astatine, which halogen does NOT replace the other halogens from their compounds?
Last Answer : ANSWER: IODINE
Description : Which halogen has the largest atomic radius:
Last Answer : ANSWER: ASTATINE
Description : The halogen with the largest atomic radius is: w) Cl x) I y) Br z) At
Last Answer : ANSWER: Z -- At
Description : Give an example of oxidation of halide by another halogen. Explain the feasibility of the reaction.
Last Answer : Give an example of oxidation of halide by another halogen. Explain the feasibility of the reaction.
Description : Five baby boomer couples each have one child. Each child is a different age than any of the other children. Each child has a favorite toy which is different from any of the other children's favorite ... mother named Marie. The child in the family that eats at McDonalds has a two year age -Riddles
Last Answer : Lisa is married to George, and their 10 year old plays with Nintendo. They like to eat at Burger King. The associations are: Child age 4, mother Regina, Father Larry, trains, KFC Child age 6, mother ... is on every line except one, and then you would know that Marie is the mother on the empty line.
Description : Give the names of four alkali metals:
Last Answer : ANSWER: LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CESIUM, AND FRANCIUM
Description : When was the last time you hosted (at home) a group of more than four people who weren't family members?
Last Answer : I gave a party for Xmas in December 2019. I am planning one this year and have invited about 10 people. I’m very excited.
Description : How on Earth, does a human cope with a tragedy in which four family members die? [Details inside].
Last Answer : answer:I really can't imagine how I would deal with it. I have a close friend who lost his father and his brother in a very short time frame. He said for him grief was as physical as it was emotional. He ... suppose we humans do what we always do. We pick up our load and carry it one day at a time.
Description : Which one of the following lists four type of coal, arranged in the increasing order of their carbon content? (a) Peat, Lignite, Bituminous, Anthracite (b) Peat, Bituminous, Lignite, Anthracite (c) Lignite, Peat, Bituminous, Anthracite (d) Peat, Anthracite, Lignite, Bituminous
Last Answer : Ans: (a)
Description : A Family Allotment Money Order is remitted by the: - (a) Defence authorities (b) Telecom authorities (c) General members of public ( d) None of the above.
Last Answer : (a) Defence authorities
Description : In order to function, CDKs must interact with members of a separate family of proteins named the cyclins. Do individual cyclins remain associated with the same CDKs throughout the entire cell cycle?
Last Answer : No. Separate cyclins interact with specific CDKs only during defined periods of the cell cycle.
Description : What is the lightest weight walking/running Nike shoe?
Last Answer : answer:Every foot is different; why not go to a sporting goods store that carries Nike and other reputable brands and describe your needs to a salesman? Trying on shoes is the time-honored and sensible ... make the soles, issues of space for orthotics or heel cups, and thickness of socks you wear.
Description : Brain Teaser: Can you find the heaviest and the lightest in 4 weighings?
Last Answer : Stop it!;)
Description : What’s lightest on the ground but heaviest in the air? -Riddles
Last Answer : This answer was deleted by moderators
Description : Which pair of metals constitutes the lightest metal and the heaviest metal, respectively? -Do You Know?
Last Answer : answer:
Description : Which metal is the lightest ?
Last Answer : Lithium metal is the lightest.
Description : What is the name of the lightest element ?
Last Answer : The lightest element is called hydrogen.
Description : Which is the lightest corner of Ramanu ?
Last Answer : Ramanu's lightest corner is the electron.
Description : Which is the lightest gas ?
Last Answer : The lightest gas is hydrogen.