Draw an atomic structure. Carbon has 6 electrons and 6 neurons, while sodium has 11 protons, 12 neurons and 11 electrons. Diagrams of 2 atoms

Q: Identify these elements based on their locations in the periodic table. Give the symbol, not the…

A: We can solve the given question and can find the elements by clearly observing the groups and…

Q: A metal ion with 2+ charge has 23 electrons and forms a compound with a halogen ion that contains 17…

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Q: Element: Se 76 Mass number: Number of neutrons: Number of protons: Number of electrons: charge: 2-…

A: In the case of a neutral atom, Number of protons = Number of electrons = Atomic number Negative…

Q: Nathan hangs an uncharged object X. He then places a negatively charged object Y. Figure 1 shows how…

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Q: description element in Period 2 and Group 8A. nmetal in Group 6A. lkali metal with a lower atomic…

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Q: Metal ions are named by naming the element and adding the word ion. Metal ions that have variable…

A: Usually transition metal shows the variable oxidation States. Charges on the metals are written on…

Q: Read each description in the first column of the table below. If any chemical element with atomic…

A: Given table is :  Complete the table :  In periodic table, there are 7 periods and 18 groups.

Q: Read each description in the first column of the table below. If any chemical element with atomic…

A: To read each description in the first column of the table below. If any chemical element with atomic…

Q: Specify the number of protons and electrons in each of the following ions. A) Se^2−, needed for…

A: To specify the number of protons and electrons we will use the following concept . Since we know…

Q: Read each description in the first column of the table below. If any chemical element with atomic…

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Q: The total charge on an oil drop was found to be 3.84 x 10-18 coulombs. What is the total number of…

A: The Milliken's Oil Drop Experiment was carried by Robert A. Millikan and Harvey Fletcher to…

Q: The "cards" are separated top to bottom by color. What are the common characteristics of the cards…

A: Sepration of cards on the basis of color means  they will have same type of physical  and chemical…

Q: One atom has 15 protons and 16 neutrons in its nucleus, with 15 electrons traveling around it.…

A: Isotopes are the elements which have same atomic numbers but they have different mass number  Ex.…

Q: Identify these elements based on their locations in the periodic table. Give the symbol, not the…

A: period 3, group 13 (3A) ➝ Al (p-block element)

Q: description nent in Period 2 and Group 8A. hetal in Group 6A. Does any element with Z ≤ 92 match the…

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Q: A. Atoms to Ions, gather information and predict charges and names of ions. Table A1: Electron Dot…

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Q: Rank the masses of the elements from lightest to heaviest. To rank items as equivalent, overlap…

A: Atomic masses of the elements: B : 11 u Cr: 52 u Li: 7 u

Q: Decide which element probably forms a compound with hydrogen that has a chemical formula most and…

A: Step 1: The elements which are present in the same period will have the similar chemical reactivity.…

Q: Potassium (K) has 19 electrons. How many protons does it have? O 19 O 39 O 20

A: Atom is neutral  and so every atom is having equal positive charge and negative charge

Q: For the atom with Z = 6. a. The atomic symbol is b. The name of this atom is c. This atom is in…

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Q: Fill in the empty Boxes with the correct information. Cation Anion Ca NH₂ CH CIO, Formula K₂S MgS…

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Q: Identify these elements based on their locations in the periodic table. Give the symbol, not the…

A: Answer:- This question is answered by using the simple concept of identification of elements from…

Q: Read each description in the first column of the table below. If any chemical element with atomic…

A: The periodic table contains 18 groups and 7 periods. The periodic table is divided into four blocks…

Q: Identify the following elements, giving their name and atomic symbol. a gaseous element in Group…

A: 1) Chlorine Cl atomic number is 17 2) Technitium Tc atomic number is 43

Q: Read each description in the first column of the table below. If any chemical element with atomic…

A: In the given questions we have to find out if any element with atomic number less than or equal to…

Q: Timmy: Titanium has an atomic number of 22, which means it has 22 protons.  The average mass is…

A: For Titanium  atomic number = 22 number of protons = 22 average mass number =number of protons…

Q: Why couldn't a Na^+ Ion formed by adding a proton to a Na atom

A: Here we are asked to tell about reason why couldn't a Na+ ion form by adding a proton to a Na atom?…

Q: The number of electrons and protons in Fe*2 are(atomic number=26)

A: Given :- Fe+2  Atomic number of Fe = 26  To find out :- number of electrons and protons.

Q: What is the differences between an Oxygen atom (16 amu, atomic number = 8) and a Calcium atom (46…

A: Oxygen atom = 16amu Calcium atom = 40amu  Metal- it have tendency to lose electron. Non metal - it…

Q: Nitrogen has an atomic number of 7. How many protons does it have? O 7 O 14 O 15

A: Protons are the positively charged subatomic particles present in the nucleus of an atom of the…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.