Students1.cs

using System;
using System.Linq;
using System.Collections.Generic;

					
public class Program
{
	public static void Main()
	{
		// Student collection
		IList<Student> studentList = new List<Student>() { 
				new Student() { StudentID = 1, StudentName = "John", Age = 13} ,
				new Student() { StudentID = 2, StudentName = "Moin",  Age = 21 } ,
				new Student() { StudentID = 3, StudentName = "Bill",  Age = 18 } ,
				new Student() { StudentID = 4, StudentName = "Ram" , Age = 20} ,
				new Student() { StudentID = 5, StudentName = "Ron" , Age = 15 } 
			};
		
		var filteredResult = studentList.Where((s, i) => { 
															if(i % 2 ==  0) // if it is even element
																return true;
																
															return false;
														});

		foreach (var std in filteredResult)
			Console.WriteLine(std.StudentName);
		}
}

public class Student{

	public int StudentID { get; set; }
	public string StudentName { get; set; }
	public int Age { get; set; }
	
}