In some reactions, Be behaves like a typical alkaline earth metal; in others, it does not. Complete and balance the following:(a) BeO(s) + H2O(l) →(b) BeCl2(l) + Cl2(l; from molten NaCl) →In which reaction does Be behave like the other Group 2A(2) members?

Q: Compounds such as NaBH4, Al(BH4)3, and LiAlH4 are complex hydrides used as reducing agents in many…

A: (a) The oxidation state of each element in NaBH4 Al(BH4)3 , LiAlH4 has to be given.   NaBH4 Let x be…

Q: (a) What is the range of oxidation states shown by the ele-ments of Group 5A(15) as you move down…

A: (a)

Q: What correlation, if any, exists for the Period 2 elements between group number and the number of…

A: The number of electrons in an element is equal to its atomic number. In order to become stable an…

Q: Rank the following in order of increasing electrical conductivity, and explain your ranking: Po, S,…

A: The electrical conductivity represents the ease by which electric current can pass through a…

Q: Write the equation for the reaction of:(a) Iron with steam(b) Calcium with water(c) Potassium with…

A:

Q: (a) What is the range of oxidation states shown by the elements of Group 5A(15) as you move down…

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Q: Nitric acid forms an oxide of nitrogen on reaction with P4O10. Write the reaction involved. Also…

A: The electron dot formula shows the valence electrons which form the bond between the atoms in a…

Q: Which of these two oxides, SO3 and P4O10 , when reacts with water will produce stronger acid?

A: P4O10 and SO3 are acidic oxides and when they combine with water forms acids.

Q: A halogen (X2) disproportionates in base in several steps to X- and XO3-. Write the overall equation…

A: Redox reaction leads to oxidation and reduction processes simultaneously. Oxidation and reduction…

Q: A binary hydride can be synthesised through the following methods EXCEPT: Select one: a. The…

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Q: How do atomic properties account for the low densities of the Group 1A(1) elements?

A: Alkali metals are the s-block elements belonging to the group IA(1) in the periodic table. The…

Q: Qu) Are The elements sodium, aluminum, and chlorine are in the same period? And give the right…

A: The given elements sodium, aluminum and chlorine lie in the third period of periodic table. Their…

Q: How do atomic properties account for the low densities ofthe Group 1A(1) elements?

A: Alkali metals are the s-block elements belonging to the group IA(1) in the periodic table. The…

Q: How do the transition metals in Period 4 affect the pattern ofionization energies in Group 3A(13)?…

A: Concept introduction: Ionization energy: The required energy to remove an outermost electron from a…

Q: Outline the separation of the following groups of ions, leaving out all unnecessary steps a. Ag*,…

A: a.  Ag+ , Hg+2 belongs to group - I , where as co+2 belongs to group - IIIB b. All are from group -…

Q: iv. C and Si are oxophiles while heavier congeners of the group make stable bond with Sulphur, give…

A: Given:-          (iv)   C and Si are oxophiles while heavier congeners of the group make stable bond…

Q: The lanthanide elements reacts with oxygen to give compounds of the type Ln2O3.However,the are…

A: Answer: a. Mass percentage of Tb is 73.945% Mass percentage of O =…

Q: Complete and balance the following equations:(a) An active metal reacting with acid,…

A: A chemical reaction is the symbolic representation of the conversion of substances to new…

Q: Write balanced equations for the following reactions: a. The decomposition of dinitrogen oxide gas…

A: a. The decomposition of dinitrogen oxide gas to its elements: Dinitrogen oxide gas is decomposed…

Q: Nearly every compound of silicon has the element in the +4 oxidation state. In contrast, most…

A: Elements of a particular group shows similarities in physical and chemical properties. But there…

Q: What is the role of (NH4)2HPO4? Give the balanced chemical equations for the reactions of Group IV…

A: 1. (NH4)2HPO4 (DAP): Diammonium phosphate is one of water soluble ammonium-phosphate salt. This salt…

Q: Semiconductors made from elements in Groups 3A(13)and 5A(15) are typically prepared by direct…

A: Given: Mass of molten gallium     = 32.5 g Volume of molten gallium = 20.4 L Temperature…

Q: (a) A alkali metals react withhydrogen to form hydrides and react with halogens to formhalides.…

A: Alkali metals are the elements of the periodic table placed in group-1. They are most…

Q: Qu) Are The elements sodium, aluminum, and chlorine are in the same period? And give the right…

A: Given: Q11.  Are the elements sodium, aluminium and chlorine are in the same period? a) which has…

Q: How do atomic properties account for the enormous number of carbon compounds? Why don’t other Group…

A: The property of forming enormous carbon compounds is known as catenation. Catenation is the process…

Q: How do the acidities of the aqueous solutions of the alkaline earth metal ions (M2+) change in going…

A: Alkaline earth metals (Gp-2): Alkaline earth metals are electropositive in nature, and they have a…

Q: The lanthanide elements react with oxygen to give compounds of the type Ln2O3 (where Ln stands for a…

A: a)  Given that : % mass of Tb = 73.945 % Thus, % mass of O = 100 - 73.945 = 26.055 % Let us consider…

Q: Complete and balance the following equations:(a) An active metal reacting with acid,Al(s)+HCl(aq)→…

A: (a) Generally metals react with acids to form hydrogen and an ionic compound where the metal is the…

Q: Identify the following hydrides as ionic, metallic, or molecular:(a) B2H6, (b) RbH, (c) Th4H1.5.

A: As we move down the group - metallic character increases. Hence, Th has greater metallic character…

Q: One of the alkali metals reacts with oxygen to form a solidwhite substance. When this substance is…

A: When sodium metal reacts with oxygen it forms Sodium peroxide. 2Na(s) + 02(g) --> Na202 (s)

Q: boron hydrides were once evaluated for possible use as rocket fuels. Complete and balance the…

A: The combustion reaction given is  B2H6 (g) + O2 (g) ----> B(OH)3 (l)

Q: The only alkali metal that reacts with oxygen to give a compound with the expected stoichiometry is…

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Q: Write the chemical formula for each of the following compounds,and indicate the oxidation state of…

A: (a) The chemical formula of sulfur tetrachloride is SCl4 Sulfur is the Group 6A element present in…

Q: 1.Which of the following is the principal combustion product of Na metal? a.NaO2 b.Na2O2 c.Na2O…

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Q: (b) Is boron a metal or a non-metal? Give reasons for your answer. (c) Why is aluminium a useful…

A: Element can be classified as metal and non metal

Q: What could explain the simultaneous increases in the price of lithium and the production of lithuim.

A: Lithium is an alkali element belongs to s block of periodic table .

Q: Another Group 14 (4) oxide has the formula Pbo. i Determine the oxidation state of lead in PbO and…

A: Given :- formula of group 14(4) oxide = PbO  To determine :- oxidation state of lead in PbO and…

Q: Sketch a periodic table, and label the areas containing ele-ments that give rise to the three types…

A: There are there type of Hydrides are formed such as ionic, metallic and covalent.

Q: What is the most simple silicate material, chemically?

A: The material which is ionic in nature and have Silicon and oxygen as their anion is known as…

Q: How do Groups 1A(1) and 2A(2) compare with respect to reaction of the metals with water?

A: Group 1A is called alkaline metal while the 2A is called alkaline earth metals. Both react in a…

Q: Nearly every compound of silicon has the element in the 4 oxidation state. In contrast, most…

A: Part(a): Both Si and Pb belong to same group 14. Pb is down the group and Si is top the group. As we…

Q: What mass, in grams, of hydrogen gas forms during the complete reaction of 10.01 g of calcium with…

A: Given: Molar mass of Ca=40.078 g/ mol. Given mass of Ca=10.01 g

Q: What is the main characteristic that determines whether or not an element is a main-group element?

A: Transition metal elements forms covalent bond easily with other elements than the Main group…

Group 13 Elements

In the periodic table, group 13 elements exist in the first p-block. There are six elements present in group 13, which include boron (B), aluminum (Al), gallium (Ga), indium (In), thallium (Tl), and element 113 (ununtrium, (Uut)). Group 13 elements are also designated as the boron family.