16. In the periodic table, the element hydrogen is sometimes grouped with the alkali metals and sometimes with the halogens. Explain why hydrogen can resemble the Group 1A and the Group 7A elements.

Q: Give a reason why hydrogen might be placed along with the group 1A elements of the periodic table.

A: Periodic table gives the information of chemical elements arranged according to atomic number,…

Q: c) Oxygen and sulphur belong to the same group but oxygen is in Period 2 and sulphur is in Period 3.…

A: Ionization energy is simply determined as the energy required to eliminate one electron from the…

Q: 8. Based on what you know about the patterns of elements as you move down a period on the Periodic…

A:

Q: What is a periodic trend?  What are the known periodic trends? How does it affect the elements?…

A: 1.  The specific pattern of various properties of elements in the periodic table is called a…

Q: #10 which halogen A.) F hos the most metallic Character C.) Br

A: In periodic table, halogens are present in group 7A. Group 7A elements are one electron away to…

Q: Number of electrons, electron configuration,orbital diagram, and magnetic property of silicon.

A: The atomic number of Silicon is 14. So, the total number of electrons present in the Silicon is 14.…

Q: What are the three types of oxides? Using chemical equations and any other information to support…

A: Three types of oxides: 1. Acidic oxide 2. Basic oxide 3. Amphoteric oxide

Q: List the General Characteristics of the Group 4A Elements?

A: Group 4A elements are: Elements Atomic number Electronic configuration Carbon 6 1s22s22p2…

Q: How can you explain the reactivities of halogens?

A: Interpretation - The reactivities of halogens are to be explained.

Q: Write the electron configuration of sulphur using the Aufbau principle?

A: The electron configuration of sulphur ( S1632 ) :  Total number of electrons in a S atom = 16 1s2…

Q: Why are bromine atoms more reactive than bromide ions?

A: We know ions are formed either by loss or gain  of electron to reach a noble gas configuration or…

Q: What effect do you think other halogen elements have on human health? State your prediction

A: Given To know effect of halogen elements on human health.

Q: 8. Based on what you know about the patterns of elements as you move down a period on the Periodic…

A: 8.) Phosphorus and Nitrogen belongs to the same group i.e., group 15 yet both behaves differently…

Q: Explain why Al is a member of group 13 rather than group 3?

A: The periodic table can be broadly divided into four blocks on the blocks on the basis of the entry…

Q: Use the alkali metals and alkaline earth metals as examples to show how we can predict the chemical…

A: Following are the appropriate answers of the given questions.

Q: 7.70 Explain why hydrogen belongs in its own group.

A: Hydrogen is the element which has atomic number 1 and represented as H.

Q: 4. Consider the first four ionization energies for an element we will call A. Ionization energy in…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Explain what the name scandium(III) oxide meansin terms of electrons lost and gained, and…

A: In an ionic compound, there is complete transfer of electrons.

Q: Tellurium can form an anion with a 2- charge. What natural element would be isoelectronic to this…

A: electronic configuration of Tellurium is                             [Kr] 4d10 5s2 5p4  thus it…

Q: Write CHEMICAL PROPERTIES OF GROUP 1 AND GROUP 7 ELEMENTS ? ELEMENT Group Electron arrangement…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Lithium shows similarities with magnesium in its chemical behavior. What is the cause of these…

A: Lithium shows similarities with magnesium in its chemical behaviour because they have similar size…

Q: Is this true or false why? Sodium and chlorine are both very reactive metals

A: Sodium is metal but Cl is a non metal.

Q: give an argument for and an argument against placing hydrogen in group 1 group 14 and group 17.

A: In the morden periodic table Hydrogen is in Group -1.

Q: Until the early 1960s, the group 8A elements were calledthe inert gases. (a) Why was the term inert…

A: (a) The term inert is used for the unreactive elements which are not involved in any reactions. Some…

Q: Some versions of the periodic table show hydrogen at the topof Group 1A(1) and at the top of Group…

A: Hydrogen is an element that is present in Group 1A (or) group 1 of the periodic table. Halogens…

Q: Based on what you have just seen above, explain why the Alkali Metals are the MOST reactive metals…

A: The electrons are in the outermost shell of any element are known as valance electrons.

Q: Determine whether each element is a main-group element. tellurium

A: The long form of the periodic table is the arrangement of all elements in the increasing order of…

Q: Why do chlorine and iodine exhibit similar properties?

A: Introduction: Chlorine and iodine belongs to the group 17 of the modern periodic table and the…

Q: 17. a) How many valence electrons are there in an atom of each of these elements? neon; bromine;…

A: Valance electrons : The number of electrons that are present in the outer shell of an atom.

Q: The atomic radius of sulphur is smaller than phosphorus, yet the first ionisation energy of…

A: Given information, The atomic radius of sulphur is smaller than phosphorus, yet the first ionisation…

Q: Compare and contrast the characteristics of the theoretical materials of metallic materials (iron)…

A: Non destructive testing is method used by industry to evaluate properties of materials, components,…

Q: explain Tertiary Metal Oxides?

A: Metal oxides are of 3 type -  Metal monoxides  Binary metal oxides  Ternary metal oxides

Q: Name the anomalous properties of lithium.

A: Anomalous properties of lithium are : Lithium is least reactive but strongest reducing agent among…

Q: Why is agron the smallest than the other elements in period 3?

A:

Q: In the periodic table, elements in group VIA ________________   a. can form 2 bonds   b. have…

A:

Q: 35. Which of these elements form two stable oxides? A Silicon B Beryllium C Sulphur D Argon

A: Oxides are chemical compounds formed due to a combination of any element with molecular oxygen. The…

Q: 13. The electron configuration of Argon (Ar) differ from those of Chlorine (CI) and Potassium (K) by…

A: The electronic configuration of the given elements are

Q: Which of the following is not the similar properties shared by the diagonal effect pair of beryllium…

A: Diagonal relationship between Be and Al: Both have tendency to form covalent compounds.e.g…

Q: 14. a) Order the following elements from lowest to highest electron affinity: Si, Sn, Cl. b) State…

A: Electron affinity is the energy released when an electron is added to the outermost shell of an…

Q: The atomic radius of main-group elements generally increases down a group because ________. a. the…

A:

Q: Write balanced equations for the following reactions:potassium oxide with water,

A: The balanced equation is the chemical equation for a chemical reaction in which the no of atoms…

Q: (a) Briefly describe how the atomic radii and ionization energies of group 1A(1) elements compared…

A: Go to 2 step for your answer . Thanku)

Q: 9. What is the name given to the manufacturing process that is used to generate ammonia? * O the…

A: Two questions based equilibrium concept, which is to be accomplished.

Q: s. Compare and contrast the alkali metals and the alkaline earth metals. Discuss their physical and…

A: As requested the solution to the question number 5 is as follows: Alkali Metal are elements belong…

Q: List the characteristic properties of noble gases, alkali metals, halogens, and alkaline earth…

A: The characteristic properties of noble gases, alkali metals, halogens, and alkaline earth metals…

Q: Which of the following is not true? O a. The transition metals are characterized by partially filled…

A:

Q: Here is ph of the probability of an atom moving with a particular speed, for a sample of argon gas…

A: Most probable speed is the top curvature of graph. Root mean speed is highest speed.