What are the Transition Metals?
Q: Write the electronic structure of the elements of the alkali atoms (Na, K, Rb, Cs).
A: 1) Na It is named as sodium It has atomic number 11 and hence its electronic structure is given as-…
Q: Explain the mechanism of nature on how other elements higher than Iron is being formed.
A:
Q: Give the ion notation for an atom with 15 protons and 18 electrons.
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Q: Explain what makes the elements different from each other. Why is gold different than carbon?
A: Different elements have different properties ( physical and chemical ). In physical properties,…
Q: Order the following elements by increasing atomic radius according to what you expect from periodic…
A: In the periodic table as we move from left to right the atomic radius decreases.Arsenic(As)is a…
Q: Thorium is often cited as a much safer material for generation of power using a nuclear reactor.…
A: Solution: Yes, Thorium is often cited as a much safer material for generation of power using a…
Q: Does water of crystallization alter the properties of a substance?
A: Does water of crystallization alter the properties of a substance
Q: What 2 factors are the source of an atom's magnetic field?
A: The magnetism of a solid originates from the electrons of atoms. As the electrons (which is a…
Q: Give the ion notation for sulfur with 18 electrons
A: Given: The ion of sulphur has 18 electrons. The atomic number of sulphur is 16, which means that…
Q: Determine Vo in the network shown. 4 k2 14 k2 12 k 2 mA V.
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Q: Choose the best answer to the following: How many electrons are there in the third shell of sodium,…
A: Answer: b
Q: In silicon, electrons can be excited to become free by light energy only heat energy only applied…
A: The process by which electrons can be excited to become free is called electron excitation process.…
Q: How do electrons fill energy orbitals?
A: The electrons fill the atomic energy orbitals in a certain pattern depending on the energy of the…
Q: Which characteristic tells you an element is likely a non-metal? Has a shiny/metallic luster Not a…
A: Which characteristic tells you an element is likely a non-metal .The non-metals are elements on the…
Q: The model of the atom shows a A neutrally charged nucleus surrounded by both protons and electrons.…
A: Atom is a combination of protons, neutrons and electrons
Q: Illustration of how elements are formed
A: During the big bang, the lightest elements including hydrogen and helium were formed initially. They…
Q: How do ionic compounds appear to our eye?
A: Ionic compounds consist of oppositely charged ions that are held together by bond known as ionic…
Q: Explain a couple of differences between the model of an atom with the nucleus sitting in the center…
A: Atom consists of nucleus sorrounded with electron's
Q: Give the ion notation for an atom with 20 protons and 18 electrons
A: Introduction: Ion is defined as an atom that does not have an equal amount of electrons and protons.…
Q: What is the most abundant element in the known universe?
A: There are 114 known elements in the universe.
Q: Where is the electron in an atom
A: An atom is made of electrons protons, and neutrons. Protons and neutrons are in the nucleus of the…
Q: 8. Drag the correct number of electrons to the atom model to represent a neutral atom. 15.999 Охудеn…
A: First energy level- 2 electrons Second energy level- 6 electrons. Total = 8electrons (atomic…
Q: What is the relation betwen iron and copper?
A: The chemical element iron has the symbol Fe and the atomic number 26. It is a metal that belongs to…
Q: What are dichroic materials? Give some examples.
A: The material which helps in splitting of visible light into distinct beam of different wavelength is…
Q: Why the semiconductor and metal nanoparticles have different color?
A:
Q: The atom in its natural state is electrically negative charged. True or false, justify your answer
A: The atom in its natural state is electrically negative charged. False statement. The positive…
Q: Is calcium a element or compound
A: Calcium is an element .
Q: Why is chromium so useful for decorative electroplating?
A: Electroplating: Electroplating in simple words is defined as the process of applying a coating of…
Q: Can gold be created from other elements ?
A: Gold is element whose atomic number is 79 and is represented by the symbol Au (which is the short…
Q: Find the orientation of the elements upon which they act?
A:
Q: A particular atom contains 29 electrons, 34 neutrons and 29 protons. Which element is this and tell…
A: A particular atom has 29 electrons, 34 neutrons and 29 protons. The atom is copper.
Q: Exactly what is a positively charged hydrogen atom?
A: A positively charged hydrogen atom
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