Home > ACNE >

What is the electrical charge of zinc

Health related question in topics Chemistry .We found some answers as below for this question “What is the electrical charge of zinc”,you can compare them.

Zinc is a bluish-grey metal covered by a protective transparent layer of basic carbonate in air with an electrical charge of 2+. [ Source: http://www.chacha.com/question/what-is-the-electrical-charge-of-zinc ]
More Answers to “What is the electrical charge of zinc
What is the electrical charge of zinc
http://www.chacha.com/question/what-is-the-electrical-charge-of-zinc
Zinc is a bluish-grey metal covered by a protective transparent layer of basic carbonate in air with an electrical charge of 2+.

Related Questions Answered on Y!Answers

Question Biology@@@@!!!!!!?
Q: 1)Which one of the following is not a trace element in the human body? A) fluorine B) nitrogen C) zinc D) manganese E) iodine 2) The four most common elements in living organisms are A) C, H, O, Fe. B) C, H, O, Na. C) C, H, O, N. D) C, N, O, Na. E) Fe, N, O, Ca. 3) Which one of the following is commonly added to table salt to prevent the formation of goiters? A) iodine B) iron C) calcium D) magnesium E) fluoride 4) A compound A) is a pure element. B) is less common than a pure element. C) contains two or more elements in a fixed ratio. D) is exemplified by sodium. E) is a solution. 5) The nucleus of an atom contains A) protons and neutrons. B) protons and electrons. C) only neutrons. D) only protons. E) only electrons. 6) The sodium atom contains 11 electrons, 11 protons, and 12 neutrons. What is the mass number of sodium? A) 0 B) 11 C) 22 D) 23 E) 34 7) The atomic number of an atom is A) the number of protons in the atom. B) the number of electrons in the atom. C) the number of neutrons in the atom. D) the number of protons, electrons, and neutrons in the atom. E) the net electrical charge of the atom. 8) When full, the innermost electron shell of an atom contains __________ electrons, and the outermost shell contains __________ electrons. A) 2 . . . 2 B) 2 . . . 8 C) 4 . . . 8 D) 8 . . . 2 E) 8 . . . 8 9) The farther an electron is from the nucleus, the A) greater its energy. B) lower the atomic number. C) more unstable the isotope. D) more likely it is to be radioactive. E) more inert the atom. 10) A(n) __________ forms when two atoms share electrons. A) ion B) element C) covalent bond D) ionic bond E) hydrogen bond 11) A water molecule (H-O-H) is held together by A) an ionic bond. B) a single covalent bond. C) a double covalent bond. D) a polar covalent bond. E) hydrogen bonds. 12) __________ are weak bonds that are not strong enough to hold atoms together to form molecules but are strong enough to form bridges between molecules. A) Ionic bonds B) Covalent bonds C) Polar covalent bonds D) Hydrogen bonds E) Anionic bonds 13) As ice melts, A) hydrogen bonds are broken. B) water molecules become less tightly packed. C) the water becomes less dense. D) covalent bonds form. E) All of the choices are true. 14) A solute is A) the dissolving agent of a solution. B) the liquid portion of a solution. C) usually water in living cells. D) the substance that is dissolved in solution. E) the dissolving agent of a solution which is usually oxygen in living cells. 15) Bases A) donate H+ ions to solutions. B) accept H+ ions from solutions. C) donate OH– ions to solutions. D) accept OH– ions from solutions. E) either accept H+ ions from solutions or donate OH– ions to solutions. 16) What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? A) 6 B) 8 C) +1 D) 12 E) 181) B2) C3) A4) C5) A6) D7) A8) B 9) A10) C11) B12) D13) E14) D15) E16) D
A: 2. i would go for c. 4. c5. a6.d7.a8.b9.a10.c11.d12.d14.i would go for a.15. i would go for e. 16. dtry and understand the concepts,it will make life a lot easier.
Can someone help me answer these Science questions?
Q: Could someone give me the answers or atleast give me a link of where I can find the answer? Please and thank you. Here are the questions:1. What would happen if a magnetised nail was dropped on the floor?2) What happens when an object is charged by rubbing? What type of electricity is made?3) What are 3 laws of electrostatics?4) Select the best answer from the choices given for each question:5a) The field around a bar magnet is:A) electricalB) gravitationalC) energyD) magnetic5b) The field around a charged perspex rod is:A) electricalB) gravitationalC) energyD) magnetic5c) The two types of static electricity are:A) north and southB) positive and negativeC) up and downD) left and right5d) The two poles of a magnet are:A) north and southB) positive and negativeC) up and downD) left and right5e) The stream of water is attracted towards the rod when it is brought near. This is because:A) the rod is neturalB) the rod is chargedC) the water is chargedD) the water is magnetic5f) A compass needle always points north because:A)of the spin of the EarthB) It is like a gyroscopeC) it responds to the Earth’s magnetic fieldD) compasses are made to do that5g) The strongest magnets belong to the group called:A) ferritesB) ferromagnetsC) supermagnetsD) superconducting magnets5h) Around the Earth are some fields which are:A) Magnetic and electricalB) electric and gravitationalC) gravitational and magneticD) gravitational, electric and magnetic5i) An electroscope is used to:A) detect an electric chargeB) determine if there is magnetismC) see if a charge is positive or negativeD) make an electric charge without rubbing5j) Lightning is:A) caused by thunderstormsB) the result of static electricity in storm cloudsC) always after the thunderD) seen in storm clouds after rain6) Which one is the odd one out? Include a reason.A) copper, aluminium, zinc, ironB) pole, friction, positive, magnetisec) electric, electronic, magnetic, gravitational7) Define the following:a) an electromagnetb) a supermagnet8) How you could make an electromagnetism?
A: This is your homework, so you really should try to crack at least MOST of these yourself before asking for help.
Transition metals and coordination compounds simple questions!?
Q: Which of the following coordination compounds will form a precipitate when treated with an aqueous solution of AgNO3?A. Na[Cr(CN)6] B. [Cr(NH3)3Cl3]C. [Cr(NH3)Cl]SO4D. Na3[CrCl6]E. [Cr(NH3)6]Cl3Which of the following materials is added to the blast furnace to produce slag?a. carbonb. sulfurc. silicond. limestonee. none of thesewhich metal is most widely used in he electrical systems of homes and facotories?a. titaniumb. tungstanc. goldd. silvere. coppera complex ion is a charged species consisting of a metal ion surrounded by a. ligandsb. other transition metalsc. hydrogen ionsd. ligands and counter ionse. none of thesewhat transition metal is used in stainless steel?a. chromiumb. iridiumc. nickeld. niobiume. titaniumName the careful geat treatment of metals tha provides the proper combination of strength without too much brittleness.a. temperingb. carbonc. carbonmonoxided. zince. copper
A: 1. E (AgCl)2. D3. E4. A5. A6. A
People also view

Leave a Reply

Your email address will not be published. Required fields are marked *