an element has 12 protons. what is its symbol?

Q: Which of the following characteristics is unique to the element calcium O Calclum is highly…

A: The calcium atom has an atomic number of 20.

Q: 1e) Carbon 14 (C-14) is an isotope of carbon that contains? More protons than Carbon-12. More…

A:

Q: AVhat is the symbol for an ion with: a. 77 protons, 75 electrons, and 116 neutrons b. 117 protons,…

A: a) Ir2+ b) Ts5+

Q: What is the symbol of an ion with 31 protons, 40 neutrons, and 28 electrons? What is the symbol for…

A: Ions are formed by loss or gain of electrons by a neutral atom.  If the ion is formed by gain…

Q: What are the total number of protons and the total number of electrons in NO3- ?

A: It is required to calculate the total number of protons and total number of electrons in NO3-, which…

Q: 3. How many protons (P), neutrons (N) and electrons (e) are present in Os² that has mass number 190…

A: Given that  Atomic no of element = 79

Q: Determine the number of protons and electrons in each ion  I¹- A.53 protons, 52 electrons B.53…

A: Given ion is  (iodide ion ) Anion is formed by gain of electrons  Atomic number of iodine is 53…

Q: 2. The most common isotope of hydrogen is protium, which has: O O protons and 1 neutron O 1 proton…

A: The most common isotope of Hydrogen is ProtiumHas an abundance of 99.98%. It consists of one 1…

Q: An atom has 13 protons, 12 neutrons, and 11 electrons. Is this atom positively charged, negatively…

A: Here we are required to find the charge over the atom.

Q: 1. Complete the table below Symbol atom # mass # Protons neutrons Electrons charge 8. 3- 14 104 44…

A: Atomic number: The atomic number (represented by the letter Z) of an element is the number of…

Q: 6. If the mass of Silicon is 31 and its electron is 16, what is its number of protons? а. 15 b. 16…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: An ion found in some compounds used as antiperspirants contains 13 protons and 10 electrons. What is…

A:

Q: An ion from a given element has 26 protons and 23 electrons. What is the charge on the ion?  What…

A: The equations which we will be using are 1) number of protons - number of electrons = charge on atom…

Q: What is the symbol of an ion with 16 protons, 18 neutrons, and 18 electrons? What is the symbol for…

A: 16proton 18neutron 18electron ion is  This is a Isotope of Sulphu which has mass of 34 and ion is…

Q: anion Carbon has an atomic number of 6. The molecule shown is a/an of carbon. isotope cation ion (c)…

A: Given  atomic number of C = 6 In Carbon -14  6 protons  8 neutrons The molecule shown is an isotope…

Q: 16 protons + 16 neutrons 18 electrons

A: Given  Number of protons = 16 Number of neutrons = 16 number of electrons = 18

Q: an ion that has 55 protons and 54 electrons is ....

A:

Q: Write symbols for each isotope:a. Each atom contains one proton and two neutrons.b. Each atom…

A: Isotopes are the elements with same atomic number but different mass number.  Atomic number (Z)…

Q: Complete the table: Symbol # Protons # Neutrons # Electrons Net Charge 905r Mn2+ 30 2+

A: The number of protons in the nucleus of the atom is equal to the atomic number. The number of…

Q: For the specific isotope ion 184w4+, fill in the missing information below: Isotope symbol: 184w4+…

A: Yes this is correct  Explanation atomic number of Tungsten =W = 74   a)The number of protons in an…

Q: 1. The atomic number of lithium is 3. How many neutrons does an atom of lithium have if it is…

A: Element is represented by symbol AX Where A = mass number

Q: b. x The element's symbol is It has protons. It has neutrons. c. 20X The element's symbol is It has…

A: Given symbols are:- 12854X and 4220X AZX Here, A is atomic mass and Z is atomic number.  128…

Q: How many protons, neutrons, and electrons are in a 37Cl-

A: Answer :  option (1) Cl atomic number (Z) = 17 , hence in an element atomic number (Z).          =…

Q: 2. For each part of this problem the subatomic particles of two atoms are given below. Write the…

A:

Q: An ion from a given element has 55 protons and 54 electrons.

A: Protons: Positively charged particles in an atom.Electrons: Negatively charged particles in an atom.

Q: A monatomic ion has a charge of +3. The nucleus of the ion has a mass number of 259. The number of…

A: Given,  A monatomic ion has a charge of +3. The nucleus of the ion has a mass number of 259. The…

Q: Does the following drawing represent a neutral atom oran ion? Write its complete chemical symbol,…

A: In a neutral atom, number of protons and number of electrons are same and equal to the atomic number…

Q: Fill in the gaps in the following table, assuming each column represents a neutral atom: 1 4 112 Сd…

A:

Q: What is the mass number of an element that contains 25 protons, 22 electrons, and 20 neutrons?

A: The given data contains, Number of protons = 25. Number of electrons = 22. Number of neutrons = 20.

Q: A monatomic ion has a charge of +2. The nucleus of the ion has a mass number of 62. The number of…

A:

Q: 5. What is the isotope symbol for the element with 78 protons, 78 electrons, and mass number is 195.

A: We have to find out the element which have protons-78 electrons-78 mass number-195

Q: An element has several isotopes. The mass number of one of its isotopes is 65 and it has 36 neutrons…

A: The number of protons (P) in the nucleus of the given isotopes is; mass number=n+PP=65-36P=29

Q: 62 26 Fe 2+ 3. Which best represents the isotope shown above? (A) 28 protons, 26 electrons, and 34…

A: Given   Element Fe (iron) atomic number of Fe = 26  mass number of Fe = 62  We know that  atomic…

Q: The radioactive isotope fluorine-18 is used in medical imaging as indicated on the table above. How…

A: Since you have posted multiple questions, we are entitled to answer only the first.

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…

Q: Fill in the blank spaces below. Isotope Symbol Mass Number Number of Protons Number of Number of…

A:

Q: If an atom has no charge, which of the following must be true? O It has more neutrons than protons…

A: For neutral atom :-1 Number of protons is equal to number of electrons.2 Number of neutrons may more…

Q: Consider an atom of 10B. (a) How many protons, neutrons,and electrons does this atom contain? (b)…

A: Atomic number (Z) is defined as number of protons present in an atom.  In a neutral atom number of…

Q: How many protons, neutrons, and electrons are in the following isotope of manganese:³"Mn? (a)…

A: The atomic number of manganese is = 25 The mass number of manganese is = 57

Q: 62Fe2+ 26 Which best represents the isotope shown above? (A) 28 protons, 26 electrons, and 34…

A: Option d 26 protons, 24 electrons and 36 neutrons

Q: A monatomic ion has a charge of +3. The nucleus of the ion has a mass number of 259. The number of…

A: A monatomic ion has a charge of +3. The nucleus of the ion has a mass number of 259. The number of…

Q: What is the symbol for an ion with 63 protons, 60 electrons and 88 neutron

A: For writing symbol of an atom , atomic number from can be determined by the number of protons from…

Q: Write the atomic symbol (X) for each of the isotopes described below. a. number of protons = 27.…

A: Note: As per our guidelines, we are supposed to answer three sub-parts if a questions contains many…

Q: How many electrons are in the ion?   What is the name of the element?

A:

Q: 62 26FE2+ 3. Which best represents the isotope shown above? (A) 28 protons, 26 electrons, and 34…

A: For an ion given , Number of protons = Atomic Number Mass Number = sum of protons + neutrons. Number…

Q: 2.41 Do both members of the following pairs have the same num- ber of protons? Neutrons? Electrons?…

A: The given elements are, a) 168O and 178O b) 4018Ar and 4119K c) 6027Co and 6028Ni

Q: A monoatomic ion has a charge of 1+.   This ion has 18 electrons and 20 neutrons.     How many…

A:

Q: 2. How many protons, neutrons and electrons are contained in each neutral element? 27 „Al a. CI b.…

A:

Q: An ion has 8 protons, neutrons, and 10 electrons. The symbol for the ion is 1702- 1702+ 19f+ 19F-…

A:

Q: 2. Give an example of an ion and an isotope. Show using numbers the difference between ion and atom…

A: To give an example of an ion and an isotope. To show the difference between ion and isotope.