Which of the following statements are not true about hydrogen.

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: What is the orbital diagram of the atom phosphorous?

A: Atomic orbital diagram: A diagram, which contains the increasing order of energies of orbitals…

Q: Cesium has 1 valence electron. How many possible bonds can be formed and why?

A: Given Cesium has 1 valence electron. Cesium is an alkali metal. Its atomic number is 55.

Q: Which of the following is a property of Sodium? a) has a high ionization energy b) soft, silvery…

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

Q: Write an electron configuration and orbital diagram (outer electronsonly) for germanium.

A: The electron configuration and orbital diagram  for germanium has to be given,

Q: write the full electron confuguration for zinc

A: Zinc lies in d-block elements in 3d series with d orbital fully filled thus making it stable.

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

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

Q: 212. Explain the following diagram (a) and (b) and compare two models and associated heories…

A: These  are the models of JJ Thomson and Ernest Rutherford.

Q: What are the properties of the element flerovium (the period 7 element in group 14)?

A: Flerovium Flerovium is an atomic number 114 chemical element with the symbol Fl. Flerovium, which is…

Q: How can you explain the reactivities of halogens?

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

Q: The ionization energy of chlorine is greater than the ionization energy of phosphorus because

A: Ionization energy: It is an energy that is required to remove an electron from a molecule or an…

Q: Give the three isotopes of hydrogen and their uses

A: Isotopes elements having same atomic number but different mass number

Q: What family of elements are the most active metals ?

A: What family of elements are the most active metals has to be given.

Q: Explain why the ionization energy for hydrogen is much higher than that of other Group IA/1…

A: Ionization energy is the extent of energy which is essential to move the loosely bound electron…

Q: Which of the following elements has the highest first ionization energy?

A: Ionisation energy: the amount of energy required to remove of an electron from a valency shell of…

Q: If this element is in period 5, its valence electron configuration is

A:

Q: Write the name of element and classify it as a metal, nonmetal, or metalloid. Ba

A:

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: List the the main-group elements?

A: The periodic table is defined as the representation of the elements classified into 18 groups and 7…

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: Is strontium a type1 or type2 metal?

A: Firstly understand what is TYPE-1 and TYPE-2 metals:- •TYPE-1 METALS:-Metals whose ions(cations) can…

Q: Explain why potassium and sodium exhibit similarproperties.

A: It is so because both of these elements have similar valence shell electron i.e. ONE.

Q: As pure elements, all of the halogens are diatomic molecular species. Their melting points are: F2,…

A: Astatine is a member of halogen group having no stable isotope.

Q: What is the most recent addition to the periodic table?

A: In recent years, four elements are discovered, and all the discovered elements are radioactive in…

Q: What is the principal quantum number (n) for the valence electrons in lead?

A: Quantum numbers can be defined as the set of 4 numbers that help us to know about the electrons…

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: What were two of the three reasons it took so long for lithium to be available for use in the United…

A: Lithium has its atomic symbol of Li. Its atomic number is 3. It is in the group of alkali metals. It…

Q: What are alums? Give examples other than potassium alum.

A: Double salts are the salts that dissociate into all its constituent ions completely. Example is Mohr…

Q: Which of the following is classified as a metal?

A: based on the option given in the question only option D is correct (Ca is only metal in the given…

Q: Name the anomalous properties of lithium.

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

Q: What do the elements sulfur (S), nitrogen (N), phosphorus (P), and bromine (Br) have in common? A.…

A: The elements Sulfur(S), nitrogen(N), phosphorus(P), and bromine(Br) all situated on the right-hand…

Q: Give the full electron configuration for Gallium

A: The electronic configuration is written keeping in mind Pauli Exclusion Principle. The orbitals with…

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

A:

Q: what are the interesting properties  of  phosphorus

A: The interesting properties of phosphorus has to be given.

Q: What do you mean by Hydrogen ?

A:

Q: xplain the characteristics of Group X elements

A: This question is related to alkali metals.

Q: Arrange the following elements in order of increasing atomic radius: Al, B, C, K, and Na?

A: In periodic table, down the group atomic radius increases due to increase in number of shells.…

Q: Among the following, the element with the highest first ionization energy is:

A: We have to tell which option is correct from given choices having highest ionisation energy

Q: Write the electron configuration for  S

A: The electrons are filled in the atomic orbitals according to the Aufbau principle, which states that…

Q: What is an alkali

A: Earlier, the alkalinity and acidity of a compound were determined by its taste. The alkali and acid…

Q: Write the electron configuration for Phosphorus?

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: what is the reaction of phosporus with oxygen a?

A: Write reaction between phosphorus and oxygen ?

Q: Write out the short form electron configuration for titanium.

A:

Q: What is the electron configuration of Tellurium?

A: Given  Element = Tellurium  Electronic Configuration = ?

Q: Comparison statement about the Lithium and Helium that interactedin terms of why they require…

A: The amount of energy required to remove an electron from an isolated gaseous atom to form an ion is…