What element does the following ground state electron configuration represent? [Kr]5s24d105p2

Complete the following statements about the Lewis structure of KrCl3-. The central atom is [CA]. There are [1] single bonds. There are [2] double bonds.  There are [3] lone pairs around the central atom. 

In the table below, an IPv4 packet has the destination IPv4 address 192.168.1.45. The router has three route entries in its IPv4 routing table:  Which route would the router choose to forward the packet, and why?     Destination IPv4 Address 192.168.1.45 Route Entry Prefix/Prefix Length  1 192.168.0.0/16 2 192.168.0/24 3 192.168.16/28  

What is the volume of ammonia (NH3) produced when 0.269 g of nitrogen gas reacts with excess hydrogen gas at STP? 

A researcher measured out 50.25 g of platinum (Pt) how many atoms of platinum does the researcher have? 

An OSPF router has three directly connected networks; 172.16.0.0/24, 172.16.1.0/24, and 172.16.2.0/24. Which OSPF network command would advertise only the 172.16.1.0 network to neighbors?  

Determine the correct symbol for the following elements: Silver is [1] Sodium is [2] Hydrogen is [3]

Using the conversion factors in the table below determine how many uky are in 31.9 sew?   11.6 uky = 1.00 flw 4.1 ant = 2.00 sew 3.55 ant = 2.60 flw

What is the energy of a photon with a wavelength of 594 nm? 

Based on the successive ionization energies of an unknown element in the table provided, how many valence electrons does the element have?  Successive Ionization energies Number of Electrons Removed Ionization Energies (kJ/mol)  1 600 2 1200 3 3000 4 12,000 5 13,000 6 14,500 7 15,600