Description : The scientist who isolated chromium for the first time was?
Last Answer : Louis Nicolas Vauquelin
Description : The scientist who recognized chlorine as an element?
Last Answer : Humphry Davy
Description : Who Discovered Chlorine ?
Last Answer : chlorine c. Shelley discovers.
Description : In what year was chlorine discovered ?
Last Answer : Chlorine was discovered in 1774 .
Last Answer : Discover chlorine (Shile)
Description : The scientist discovered Cobalt?
Last Answer : George Brandt
Description : The scientist who discovered blood circu- lation?
Last Answer : William Harvy
Description : Scientist discovered a previously undetected feature of the human Anatomy that could be the largest organ of human body? A. Brass B. Pectora C. Interstitium (Answer)
Last Answer : C. Interstitium (Answer)
Description : What did the scientist say when he discovered 2 atoms of helium? -Riddles
Last Answer : He he!
Description : 1. Name the scientist who had discovered that some molecules have mirror images? -Discoveries and Inventions
Last Answer : Explanation: Louis Pasteur discovered that some molecules have mirror images and explained them as left-handed and right-handed versions of a chemical compound.
Description : Name of the first Scientist who discovered cell ? -Biology
Last Answer : The name of the 1st Scientist is the Robert Hooke.
Description : Name the scientist who had discovered that some molecules have mirror images? -Discoveries and Inventions
Last Answer : Louis Pasteur... :)
Description : Which Scientist Discovered Blood Group ?
Last Answer : : Scientist Carland Steiner discovers blood groups
Description : Which Scientist Discovered Cells ?
Last Answer : Cells were discovered by Robert Hooke.
Last Answer : Scientist Galileo discovers formulas for falling objects.
Last Answer : The genome of jute is the genetic trait of jute or blueprint of jute life. The genome of jute was discovered by Maksudul Alam, a talented scientist from Bangladesh on 16 June 2010.
Description : The name of the scientist who discovered neutron is - (1) Fermi (2) Rutherford (3) Chadwick (4) Bohr
Last Answer : (3) Chadwick Explanation: Sir James Chadwick, CH, FRS (20 October 1891 – 24 July 1974) was a British physicist who was awarded the 1935 Nobel Prize in Physics for his discovery of the neutron in 1932.
Description : The scientist who first discovered that the Earth revolves round the Sun was - (1) Newton (2) Dalton (3) Copernicus (4) Einsteirn
Last Answer : (3) Copernicus Explanation: Nicolaus Copernicus was a Polish astronomer who put forth the theory that the Sun is at rest near the center of the Universe, and that the Earth, spinning on its axis once daily, revolves annually around the Sun.
Description : This scientist gave the law- ‘Properties of elements are a periodic function of their atomic number.’ This property of the fundamental importance of atomic number was discovered by- (1) Johann Wolfgang Döbereiner (2) John Newlands (3) Dmitri lvanovich Mendeléev (4) Henry Moseley
Last Answer : (4) Henry Moseley Explanation: In 1913, Henry Moseley showed that the atomic number of an element is a more fundamental property than its atomic mass as described below.
Description : Select the correct statement. (a) Franklin Stahl coined the term ‘‘linkage’’. (b) Punnett square was developed by a British scientist. (c) Spliceosomes take part in translation. (d) Transduction was discovered by S. Altman
Last Answer : (a) Franklin Stahl coined the term ‘‘linkage’’.
Description : Select the correct statement : (1) Franklin Stahl coined the term "linkage". (2) Punnett square was developed by a British scientist. (3) Spliceosomes take part in translation. (4) Transduction was discovered by S. Altman.
Last Answer : (2) Punnett square was developed by a British scientist.
Description : This female American geneticist achieved recognition as one of the world's foremost investigators in cytogenetics, the study of heredity by cellular and genetic methods. In 1951 she discovered that gene ... was awarded the Nobel Prize in medicine in 1983. Who is this notable woman scientist?
Last Answer : ANSWER: (BARBARW) McCLINTOCK
Description : Which scientist discovered the radioactive element Radium ? (1) Marie Curie (2) Isaac Newton (3) Albert Einstein (4) Benjamin Franklin
Last Answer : Marie Curie
Description : 1/125th part of nitrogen gas isolated from atmosphere did not combine with any other substance due to
Last Answer : 1/125th part of nitrogen gas isolated from atmosphere did not combine with any other substance due to A. ... noble gases D. The presence of `O_(2)`.
Description : Consider the following gases: 1. Neon 2. Chlorine 3. Carbon dioxide 4. Bromine The gas(es) which is/are not present in normal samples of air is/are: (a) 1 (b) 2 and 4 (c) 3 (d) 4
Last Answer : Ans:(b)
Description : The chief constituent of gobar gas is (a) Methane (b) Ethane (c) Propane (d) Chlorine
Last Answer : Ans:(a)
Description : When zinc reacts with hydrochloric acid, the gas evolved is (a) Oxygen (b) Hydrogen (c) Chlorine (d) None of these
Description : The remedial gas used against the poison- ing of chlorine?
Last Answer : Ammonia
Description : The chlorine compound present in tear gas?
Last Answer : Benzyl Chloride
Description : The remedy gas which is used against the chlorine poisoning?
Last Answer : AMmonia
Description : The colour of Chlorine gas?
Last Answer : Pale yellow green
Description : Which scientific method is used for the production/extraction of Chlorine gas.?
Last Answer : Deacon's process
Description : What happens when heated aluminium powder is sprinkled into a jar of chlorine gas?
Last Answer : As heated aluminium powder comes in contact with chlorine, bright flashes are seen forming aluminium chloride.
Description : The major part of natural gas, petroleum and coal consists of? A. Carbon B. Chlorine C. CFC D. Methane (Answer)
Last Answer : D. Methane (Answer)
Description : Which of the following statement(s) is (are) true for the given situation? Exposure of silver chloride to sunlight for a long duration turns grey due to (i) formation of silver by decomposition of silver chloride (ii) sublimation of ... (b) (ii), (i) and (iii) (c) (ii) and (iii) (d) (iv) only
Last Answer : (a) (i) only
Description : (a) Define a balanced chemical equation. Why should an equation be balanced? (b) Write the balanced chemical equation for the following reaction: (i) Phosphorus burns in presence of chlorine to form phosphorus penta chloride. (ii) Burning of natural gas. (iii) The process of respiration. -Chemistry
Last Answer : Answer. (a) Balanced chemical equation has an equal number of atoms of different elements in the reactants and products. According to law of conservation of mass, matter can neither be created nor be destroyed in a chemical ... C6H12O6 (s) + 6O2 (g) + 6H2O ---> 6CO2 (aq) + 12H2O (l) + energy
Description : The reactions of `CI_(2)` gas with cold-dilute and hot-concentrated NaOH in water give sodium salts of two different oxioacids of chlorine, P and Q, r
Last Answer : The reactions of `CI_(2)` gas with cold-dilute and hot-concentrated NaOH in water give sodium salts of ... `H_3PO_2` D. `SOCl_2 , PCl_5` and `H_3PO_5`
Last Answer : The reactions of `CI_(2)` gas with cold-dilute and hot-concentrated NaOH in water give ... porchloric acids D. (D) chloric and hypochlorus acids
Description : Chlorine gas is dried over:
Last Answer : Chlorine gas is dried over: A. CaO B. NaOH C. conc. `H_2SO_4` D. dil. `H_2SO_4`
Description : 1.12 litre dry chlorine gas at STP was passed over a heated metal when 5.56 g of chloride of the metal was formed. What is the equivalent weight of th
Last Answer : 1.12 litre dry chlorine gas at STP was passed over a heated metal when 5.56 g of chloride of ... formed. What is the equivalent weight of the metal ?
Description : An organic acid (A) reacts with concentrated oxide (C) and a diatomic oxide (D). When D reacts with chlorine gas a poisonous gas (E) is evolve. This g
Last Answer : An organic acid (A) reacts with concentrated oxide (C) and a diatomic oxide (D). When D reacts ... hybridization D. The compound `F=NH_(2)CONH_(2)`
Description : What are the products formed when moist chlorine gas is reacted with hypo?
Last Answer : What are the products formed when moist chlorine gas is reacted with hypo? A. `Na_(2)SO_(4),S,HCl` B. `Na_(2 ... ),HCl` D. `Na_(2)S_(4)O_(6),NaCl,HCl`
Description : If 31.3 g of manganese(II) chloride 48.3 g of chlorine gas and 25.7 g of water react to produce manganese(IV) oxide and hydrochloric acid what is the limiting reactant and what mass of hydrochloric?
Last Answer : Need answer
Description : What is the reaction when solid manganese dioxide reacts with hydrochloric acid to produce manganese chloride liquid water and chlorine gas?
Last Answer : The chemical reaction is:MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
Description : What is the substance that reacts with hydrochloric acid to produce chlorine gas?
Last Answer : This compound is the manganese dioxide, MnO2.
Description : What is the balance of chlorine gas reacts with sodium and produce sodium chlorine?
Last Answer : The chemical reaction is:2 Na + Cl2 = 2 NaCl
Description : Is a physical change A.Forming a mixture B.Burning wood C.Food turning into waste in the intestines D.Turning solid sodium and chlorine gas into salt?
Last Answer : What is the answer ?
Description : What is the chemicdal reaction to potassium iodide and chlorine gas to produce potassium chlorideand iodide?
Description : What is the balanced chemical equation for Solid calcium and chlorine gas react to form solid calcium chloride?
Description : What is the mass of 1.00 L of chlorine gas?
Last Answer : The mass of 1,00 L of chlorine gas is 3,2 g at 20 oC.