Concept explainers
The colored spheres represent the ions
(a)
(b)
(c)
(d)
(e)
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Chemistry
- How many valence electrons (A) metals have less than 2. (B) Less then or equal to 4. (C) 2. (D) Less than or equal to 3arrow_forwardArrange the following ions according to ionic radius (from largest radius to smallest radius: Mg2+ Na+ F- N3- O2-arrow_forwardArrange in order of increasing nonmetallic character. (Use the appropriate <, =, or > symbol to separate substances in the list.) (a) the Period 4 elements V, Ge, and K (b) the Group 5A elements N, As, and Bi Arrange in order of increasing atomic size. (Use the appropriate <, =, or > symbol to separate substances in the list.) (a) the Period 3 elements Mg, Si, and Ar (b) the Group 2A elements Ca, Ba, and Srarrow_forward
- Which of the following pairs of ions represent isoelectronic species? A) Mg²+ and O²- B) K+ and Li+ C) Ca²+ and F- D) Fe²+ and S²- E) Al³+ and Clarrow_forwardArrange these ions according to ionic radius. (Largest radius - Smallest radius) Mg2+ O2- N3- Na+ F-arrow_forwardI got it wrong but i do not know what i did wrong?arrow_forward
- + Which of the following pairs of ions represent isoelectronic species? A) Mg²+ and O²- B) K+ and Li+ C) Ca²+ and F- D) Fe²+ and S²- E) Al³+ and CIarrow_forwardUse electron confi gurations to explain(a) why arsenic can acquire charges of 23 and 13but not 12(b) the 12 charge on the lead(II) ion(c) the 11 charge of the silver ionarrow_forwardConsider the isoelectronic series Ca2+, Sc3+, Ti4+, V5+. Arrange these species as follows. (Use the appropriate <, =, or > symbol to separate substances in the list.) (a) in order of increasing atomic or ionic radius (b) in order of increasing ionization energyarrow_forward
- Q2. This question is about the periodicity of the Period 3 elements. (a) State and explain the general trend in first ionisation energy across Period 3. Give one example of an element which deviates from the general trend in first (b) ionisation energy across Period 3. Explain why this deviation occurs. Page 3 of 12 (c) The table shows successive ionisation energies of an element Y in Period 3. lonisation number 1 2 3 4 5 6 7 8 lonisation energy kJ mol- 1000 2260 3390 4540 6990 8490 27 100 31 700 Identify element Y Explain your answer using data from the table. (d) Identify the Period 3 element that has the highest melting point. Explain your answer by reference to structure and bonding.arrow_forwardUsing only periodic table, arrange the following elements and ions in order of increasing size: P, P3-, Cl, Al, Al3+arrow_forwardGive correct detailed Solution with explanation needed. ..don't give Handwritten answerarrow_forward
- Chemistry: Matter and ChangeChemistryISBN:9780078746376Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl WistromPublisher:Glencoe/McGraw-Hill School Pub CoChemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage Learning