What is the relative atomic number of boron ?

1 Answer

Answer :

The relative atomic number of boron is 11 .

Related questions

Description : What is the atomic number of boron ?

Last Answer : The atomic number of boron is 5 .

Description : Atomic number of which of the following elements is greater than that of Fluorine? (1) Sodium (2) Beryllium (3) Nitrogen (4) Boron

Last Answer : (1) Sodium Explanation: Sodium has higher atomic number (11) than Fluorine (9) The atomic number of Beryllium and Nitrogen are 4 and 7 respectively.

Description : What is the atomic number of boron ?

Last Answer : Boron atomic number 5 .

Last Answer : Atomic Numbers 5.

Description : What is the sub-atomic particles in the nucleolus of a boron atom?

Last Answer : Need answer

Description : The element with the least atomic size from Carbon, Nitrogen, Boron and Beryllium is

Last Answer : Nitrogen.

Description : What is the relative atomic mass of scandium ?

Last Answer : The relative atomic mass of scandium is 45 .

Description : What is the relative atomic mass of calcium ?

Last Answer : The relative atomic mass of calcium is 40 .

Description : What is the relative atomic mass of potassium ?

Last Answer : : Atomic mass relative to potassium 39 .

Description : What is the relative atomic mass of argon ?

Last Answer : The relative atomic mass of argon is 40 .

Description : What is the relative atomic mass of chlorine ?

Last Answer : The relative atomic mass of chlorine is 35 .

Description : What is the relative atomic mass of sulfur ?

Last Answer : The relative atomic mass of sulfur is 32 .

Description : What is the relative atomic mass of phosphorus ?

Last Answer : The relative atomic mass of phosphorus is 30 .

Description : What is the relative atomic mass of silicon ?

Last Answer : Relative atomic mass of silicon 28 .

Description : What is the relative atomic mass of aluminum ?

Last Answer : Relative atomic mass of aluminum 27 .

Description : What is the relative atomic mass of magnesium ?

Last Answer : The relative atomic mass of magnesium is 24 .

Description : What is the relative atomic mass of sodium ?

Last Answer : Relative atomic mass of sodium 23 .

Description : What is the relative atomic mass of neon ?

Last Answer : Relative atomic mass of neon 20 .

Description : What is the relative atomic mass of fluorine ?

Last Answer : The relative atomic mass of fluorine is 19 .

Description : What is the relative atomic mass of oxygen ?

Last Answer : Relative atomic mass of oxygen 16 .

Description : What is the relative atomic mass of nitrogen ?

Last Answer : Relative atomic mass of nitrogen 14 .

Description : What is the relative atomic mass of carbon ?

Last Answer : Relative atomic mass of carbon 12 .

Description : What is the relative atomic mass of beryllium ?

Last Answer : : Relative atomic mass of beryllium 9 .

Description : What is the relative atomic mass of lithium ?

Last Answer : The relative atomic mass of lithium is seven.

Description : What is the relative atomic mass of helium ?

Last Answer : The relative atomic mass of helium is four.

Description : What is the relative atomic mass of hydrogen ?

Last Answer : The relative atomic mass of hydrogen is one.

Description : What is the relative atomic mass ?

Last Answer : An atom of an element is as much heavier than 1/12 of the carbon-12 isotope of atom is called the relative atomic mass of that element.

Description : What is the color of boron ?

Last Answer : Boron color is dark brown.

Description : What is the borosity of boron ?

Last Answer : Boron valence 3 .

Description : What is the boiling point of boron ?

Last Answer : Boron's boiling point is 3660 degrees Celsius.

Description : What is the melting point of boron ?

Last Answer : Boron has a melting point of 2300 degrees Celsius.

Description : What language did Boron come from ?

Last Answer : Boron comes from Arabic language.

Description : What is the symbol of Boron ?

Last Answer : Boron's symbol B

Description : Which element behaves chemically both as metal and nonmetal? (1) Argon (2) Boron (3) Xenon (4) Carbon

Last Answer : (2) Boron Explanation: Some elements behave chemically both as metals and nonmetals, and are called metalloids. Their examples include Boron, Silicon, Germanium and Antimony. Elements which are neither metals nor nonmetals are called Noble Gases.

Description : Which of the following can be used to absorb neutrons to control the chain reaction during nuclear fission? (1) Boron (2) Heavy water (3) Uranium (4) Plutonium

Last Answer : (1) Boron Explanation: Boron shielding is used as a control for nuclear reactors, taking advantage of its high cross-section for neutron capture. Elemental boron is rare and ... aluminium. Crystalline boron is chemicallyinert and resistant to attack by boiling hydrofluoric or hydrochloric acid.

Description : wo elements which are used to absorb neutrons to control the chain reaction during nuclear fission are - (1) Boron and Cadmium (2) Boron and Plutonium (3) Cadmium and Uranium (4) Uranium and Boron

Last Answer : (1) Boron and Cadmium Explanation: Since the continued chain reaction of a nuclear fission reactor depends upon at least one neutron from each fission being absorbed by another fissionable nucleus, the ... and then the control rods are slowly lifted until a chain reaction can just be sustained.

Description : Give reason why boron and aluminum tend of form covalent compounds.

Last Answer : Ans. Sum of the three ionization enthalpies of both the elements are very high. Thus they have no tendency to lose electrons to form ionic compound. Instead they form covalent compounds.

Description : why does boron form stable electron deficient compounds?

Last Answer : Ansboron has three electrons in its valance shell that boron show three electrons with other element and form an electron deficient compound

Description : why is boron used in nuclear reactions?

Last Answer : Ansbecause boron can absorb neutrons.

Description : What are the real world applications of boron family?

Last Answer : Ans. Boron compounds are being evaluated for treating arthritis. The alloys of aluminum are used in the construction of aircraft and rockets. Gallium is used to dope ... selenium rectifiers, gamma radiation detection equipment, and infrared radiation detection and transmission equipment.

Description : Name non-metal of Boron Family .What is the reason for its non-metallic behavior?

Last Answer : Ans Boron. Because of its small size ,high ionization enthalpy and comparatively high electronegativity.

Description : What are two isotopic forms of boron?

Last Answer : Ans: B(10,5) and B(11,5).

Description : Write the three crystalline forms in which Boron exist.

Last Answer : Ans.a) Prismatic Borax (Na2B4O7.10H2O) b) Octahedral Borax (Na2B4O7.5H2O) c) Anhydrous Sodium tetra borate (Na2B4O7

Description : What accounts for the formation of Boron Hydrides?

Last Answer : Ans. Because of small size of both B & H forms stable compound called Boron Hydrides.

Description : Which element of Boron family is a metalloid?

Last Answer : Ans. Boron

Description : Which element of Boron Family is used to prevent oxidation?

Last Answer : Ans.Aluminum

Description : What are some uses of Boron Compound?

Last Answer : Ans.Adhesives, cement, disinfectants, fertilizers, etc.

Description : Which of the following groups of elements have an OUTER ELECTRONIC configuration of S-2-P-2? w) halogens x) Nitrogen-Phosphorus Group y) Carbon-Silicon Group z) Boron-Aluminum Group

Last Answer : ANSWER: Y -- CARBON-SILICON GROUP

Description : Which of the following is not a covalent network solid? w) silicon dioxide x) silicon oxide y) boron nitrate z) sodium oxide

Last Answer : ANSWER: D -- SODIUM OXIDE

Description : Which of the following elements forms a tetrahedra structure? w) carbon x) beryllium y) boron z) fluorine

Last Answer : ANSWER: W -- CARBON